Racial differentiation
[法] 种族差别
🧩 词语组成解析
racial
['reiʃəl]
adj. 种族的;人种的;存在或发生于种族之间的;
differentiation
[[ˌdifərenʃi'eiʃən]]
n. 区别, 分化, 变异\\n[医] 鉴别, 区别, 分化[作用], 微分法
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
A hero is known in the time of misfortune.
时势造英雄。
The geologist needs to know what rocks the drill has reached,
地质学家需要知道钻头已经到达什么样的岩层，