Hydrolyst
水解催化剂
🗣️ 情景例句
Yeah. A left.
是的 向左转。
Looking for trouble.
自找麻烦。
It was his job to repair bicycles and at that time he used to work fourteen hours a day.
他那时的工作是修理自行车，并且通常是一天工作14个小时。