Phylogenetics
系统发生学
🗣️ 情景例句
She exchanged a few words with the foreigner.
她和那个外国人交谈了几句。
Does your friend speak English?
你的朋友说英语吗？
After all, I am the only one of my aunt's relations still alive.
不管怎么说，我是我伯母的亲戚中唯一一个还活着的人。