?第二性征
心理学专业英语词汇(S1) - 专业词汇 - 英语词汇网 - 专业英语单词词汇 ... secondary task 次要任务 secondary teachers school 中等师范学校 中等师范学校 secondary technical school 中等技术学校 ...
[生理]?副性征
副性征
Their interest was the trade-off that the males of various populations make between what they delicately describe as the beetles' primary and secondary sexual characteristics in other words, their penises and their horns.
ECONOMIST: Evolution
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