Acerbities
(acerbity 的复数) n. 涩, 酸, 尖刻\\n[化] 涩度
🗣️ 情景例句
The course I took was above me.
我上的这门课太难了。
He that will eat the nut must first crack the shell.
欲所得，必先劳。
It's a waste of time reading that book. It's rubbish.
看那本书真是浪费时间。那简直是垃圾。