Ethnogeny
n. 人种起源学, 人种学
🗣️ 情景例句
The other day he finally popped the question.
第二天他终于开口求婚了。
What do you call this in English?
这个用英语怎么说？
and if a single curved glass would distort nature, how much more would a pair of them?
何况一片曲面镜就可歪曲自然，那么伽利略的两片曲面镜对自然的歪曲又该多大呢？