a talk given to an audience about a particular subject to educate them, particularly at a university or college

讲座, 演讲

an experienced teacher at a university or college who specializes in a particular subject and often conducts research

教授, 讲师

a field of science that studies the mind, its functions, and how it affects behavior

心理学, 心理科学

a process in which random people are asked the same questions to find out what the general public thinks about a given subject

民意调查, 投票

to show which candidate one wants to win in an election or which plan one supports, by marking a piece of paper, raising one's hand, etc.

投票, 选举

a diagram or illustration that is used to show or explain something, such as a chart, graph, or drawing

图形, 图表

a type of bird with a round face, large eyes and a loud call that hunts smaller animals mainly during the night

猫头鹰, 报晓鸟

