书籍 Four Corners 4 - 第 7 单元 D 课

at a time in the past, often used to introduce a fairy tale or fictional story

relating to or characteristic of robots, typically displaying automated or mechanical behavior

机器人式的, 机械的

a chair with wheels that is designed particularly for the use of disabled persons

轮椅, 椅轮

a state of being free from pain, worry, or other unpleasant feelings

安慰, 舒适

very necessary for a particular purpose or situation

必要的, 必不可少的

books, movies, etc. about imaginary things based on science

科幻, 科学幻想

to have actual presence or reality, even if no one is thinking about it or noticing it

存在, 生存

the latest or most advanced level of technology, design, or knowledge in a particular field

an old person, especially someone who is retired

老年人, 退休人士

to guess the value, number, quantity, size, etc. of something without exact calculation

估计, 猜测

to become less in amount, size, or degree

减少, 降低

all the individuals who work in a particular company, industry, country, etc.

劳动力, 员工队伍

a lack of something needed, such as supplies, resources, or people

短缺, 缺乏

a period of time in which someone no longer works due to old age

黄金岁月, 黄金年华

a failure in the progress or effectiveness of a relationship or system

沟通障碍, 关系破裂

an order, particularly given by someone in a position of authority

命令, 指令

a way of communicating emotions or attitudes through movements and positions of the face, such as smiling, frowning, or raising eyebrows

面部表情, 脸部表情

showing signs of future success or potential

有前途的, 有希望的