Souring
v. 变酸；发酵；变质（sour的现在分词）
🗣️ 情景例句
I don't want my tonsils out.
我不想切除扁桃腺。
He answered almost all of my questions.
他回答了我几乎所有的问题。
Annie considered this was just the kind of demanding job she wanted.
安妮认为，这正是她想要的难度很大的工作。