Proactivator
前活化剂; 前致活剂; 激活剂前体
🗣️ 情景例句
Littering makes the city look like a garbage dump.
随地乱扔垃圾使城市看起来就像个大垃圾堆。
Never offer to teach fish to swim.
切莫教鱼游泳。
The twins took the basket from the boat and put it under the tree.
双胞姐妹把篮子从船上拿起，放在树下。