....m 上午 午前 p.m 下午 午后 km 千米 kg 千克 mm 毫米 cm 厘米 dm 分米 g 克 h 小时 m 分钟 s 秒五、知识点（Languages points）1、 This is a key .（对画线部分提问） What’s this ？
基于6个网页-相关网页
That was because his hypothesis was that if linguistic evolution is jerky, the jerks will happen at the points where languages split-the equivalent of species splits in biological evolution.
因为他假设语言的进化是不平稳的，这种“颠簸”发生在语言的分叉点上——如同在生物进化上的物种分化。
In ancient times, Arabic, Greek and Latin were international languages at different points in time.
在古代，阿拉伯语、希腊语和拉丁语是不同时期的国际语言。
Learning foreign languages, I sumed up the experience of myself. I made it into ten points for those who truly want to master a foreign language to reference, not for those who just have affectations.
我把自己漫游外语天地所获得的心得体会总结为十条，供那些真心实意而不是装模作样想掌握外语的人参考。
应用推荐