单选题
In the first sentence, the word "laymen", means ______.
A、
people who stand aside
B、
people who are not trained as biologists
C、
people who are amateur biologists
D、
people who love animals
【正确答案】
B
【答案解析】
layman是门外汉的意思，这里是指生物学家以外的人。
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