Systematics
n. 分类学\\n[计] 分类学, 系统学
✅ 同义词
🗣️ 情景例句
He spends too much money on his hobbies.
他在爱好方面花了很多钱。
How many pieces are you going to order?
你要订几张？
He described it as 'a very agreeable situation located within two small hills in the midst of which flowed a great river.
“地理位置十分适宜，位于两座小山的中间，一条大河从中间流过”。