Systematics
n. 分类学\\n[计] 分类学, 系统学
✅ 同义词
🗣️ 情景例句
At home I like reading books and listening to music.
我喜欢在家里看书或听音乐。
I couldn't keep the appointment because I was sick.
我不能赴约因为我病了。
I don't have any cash with me.
我身上没带现金。