Monophyletic theory
[医] 一元论(血细胞)
🧩 词语组成解析
[医] 一元的
🗣️ 情景例句
By working together,
透过共同工作，
By writing you learn to write.
从写作中学写作。
Precautions of this sort are necessary, for it is impossible to foretell the exact nature of the difficulties which will confront the pot-holer.
作出这样的准备是必要的，因为无法预见到洞穴探险者究竟会遇到什么性质的困难。