单词：weaklings
音标：[ˈwi:kliŋz] ；
n. 软弱的人或动物( weakling的复数形式 )
n. a person who is physically weak and ineffectual
单词：weaklings 相关文章
Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into child rearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If
发表于:2018-12-02 / 阅读(55) / 评论(0)
2016年Scientific American(十二)月
2016年Scientific American(十二)月
Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into childrearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If t
发表于:2019-02-14 / 阅读(31) / 评论(0)
2018年科学美国人1月
2018年科学美国人1月