
(化学学科)
化学
the branch of science that is concerned with studying the structure of substances and the way that they change or combine with each other
Chemistry is the scientific study of the composition, properties, and reactions of matter. Chemists explore how substances interact with one another, form new compounds, and undergo transformations. Chemistry is fundamental in fields like medicine, environmental science, and industry, as it helps create new materials, understand biological processes, and develop products from energy to pharmaceuticals.
词族
chem
chemist
chemistry

(物理)
物理学
the scientific study of matter and energy and the relationships between them, including the study of natural forces such as light, heat, and movement
Physics is the study of the fundamental forces and particles that make up the universe, as well as how matter and energy interact. It explores concepts like motion, gravity, electricity, and light. Physics provides the basis for understanding natural laws and is critical in technologies like computers, transportation, and medical devices, as well as in advancing knowledge about the universe.
词族
chem
chemist
chemistry

(地理学)
地理
the scientific study of the physical features of the Earth and its atmosphere, divisions, products, population, etc.
Geography is the study of the Earth’s physical features, climate, and the spatial relationships between places. It explores how natural and human-made features shape landscapes, environments, and human activities. Geography helps us understand the distribution of populations, resources, and the impact of human actions on the planet.
词族
chem
chemist
chemistry

(生物科学)
生物学
the scientific study of living organisms; the science that studies living organisms
Biology is the study of living organisms, including their structure, function, growth, and interactions with their environment. It covers a wide range of topics, from the molecular mechanisms within cells to the behavior of entire ecosystems. Biology helps us understand the diversity of life on Earth, how organisms adapt to their surroundings, and the processes that sustain life, such as metabolism, reproduction, and evolution.
词族
chem
chemist
chemistry

(体育课)
体育教育
sport, physical exercise, and games that are taught as a subject in schools
Physical education is the study of physical fitness, sports, and health. It involves teaching students the importance of exercise, teamwork, and maintaining a healthy lifestyle through physical activity. Physical education also promotes skills like coordination, endurance, and strength, contributing to overall well-being.
语法信息:
词族
chem
chemist
chemistry

(学段)
学期
each of the two periods into which a year at schools or universities is divided
A semester is a division of the academic year, typically lasting around 15 to 18 weeks, during which classes are held at schools, colleges, or universities. It is one of the two main periods in a year when courses are taught. The semester system is commonly used in many educational institutions, allowing students to take a set of courses, complete assignments, and sit for exams within this time frame. At the end of the semester, students usually receive grades based on their performance in the courses.
词族
chem
chemist
chemistry

(确信的)
确定的
(of a person) feeling confident about something being correct or true
词族
chem
chemist
chemistry

N/A
a word we say when we meet someone or answer the phone
词族
chem
chemist
chemistry

N/A
a word we say when we leave or end a phone call
词族
chem
chemist
chemistry

N/A
what we say to greet someone in the morning
词族
chem
chemist
chemistry

N/A
what we say before going to sleep or leaving at night
词族
chem
chemist
chemistry

(嗨)
嘿
used to say hi
词族
chem
chemist
chemistry

N/A
a short way to say hello
词族
chem
chemist
chemistry

(之后)
稍后
at a time following the current or mentioned moment, without specifying exactly when
语法信息:
词族
chem
chemist
chemistry

(明日)
明天
the day that will come after today ends
词族
chem
chemist
chemistry

(交谈)
谈话
to tell someone about the feelings or ideas that we have
语法信息:
词族
chem
chemist
chemistry

(异常)
不寻常
not commonly happening or done
词族
chem
chemist
chemistry

(独一无二的)
独特的
unlike anything else and distinguished by individuality
词族
chem
chemist
chemistry

(表演者)
演员
someone whose job involves performing in movies, plays, or series
An actor is a person who performs in plays, movies, television shows, or other forms of entertainment by portraying characters through speech, movement, and expression. They interpret scripts, embody their characters, and convey emotions and stories to the audience. Actors work with directors and other cast members to bring a script to life, using their skills in voice, body language, and improvisation to create believable and engaging performances. Their role involves rehearsing, memorizing lines, and adapting to the needs of the production to deliver a compelling and convincing performance.
语法信息:
词族
chem
chemist
chemistry

(女艺人)
女演员
a woman whose job involves performing in movies, plays, or series
An actress is a female performer who acts in plays, films, television shows, or other forms of entertainment. She brings characters to life through her interpretation of scripts, using her skills in speech, movement, and expression. The actress collaborates with directors and other cast members to deliver engaging performances, conveying emotions and advancing the story. Her role involves rehearsing lines, developing her character, and adapting to the needs of the production to create a convincing and impactful portrayal.
语法信息:
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chem
chemist
chemistry

N/A
used to provide a specific situation or instance that helps to clarify or explain a point being made
词族
chem
chemist
chemistry

(流行的)
时尚的
influenced by the latest or popular styles
词族
chem
chemist
chemistry

N/A
for a period of time, usually suggesting that the duration of the time is temporary or not permanent
词族
chem
chemist
chemistry

(一般)
通常
in most situations or under normal circumstances
语法信息:
词族
chem
chemist
chemistry

(流行的)
受欢迎的
receiving a lot of love and attention from many people
词族
chem
chemist
chemistry

(挑选)
选择
to decide what we want to have or what is best for us from a group of options
语法信息:
词族
chem
chemist
chemistry

(由于)
因为
used for introducing the reason of something
词族
chem
chemist
chemistry

(常常)
经常
on many occasions
语法信息:
词族
chem
chemist
chemistry

(恒星)
星星
(astronomy) a shining point found in large numbers in the night sky
词族
chem
chemist
chemistry

(明月)
月亮
the circular object going round the earth, visible mostly at night
词族
chem
chemist
chemistry

N/A
a huge round object that moves in an orbit, around the sun, or any other star
词族
chem
chemist
chemistry

(宇宙)
太空
the universe beyond the atmosphere of the earth
词族
chem
chemist
chemistry

(花朵)
花
a part of a plant from which the seed or fruit develops
语法信息:
词族
chem
chemist
chemistry
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