Sarcomastigophora
肉鞭毛虫亚门
🗣️ 情景例句
Michelle knows all about it.
Michelle已经全知道了。
Which one is heavier?
哪一个是较重的？
When one seriously studies the social orders that have had the opportunity to develop autonomously,
当一个人认真地研究自发形成的社会秩序时，