Proactivator
前活化剂; 前致活剂; 激活剂前体
🗣️ 情景例句
The roads are packed with holiday makers.
路上挤满了度假的人。
The peacock has fair feathers, but foul feet.
孔雀虽有华羽，但有贱足。
where people first learned to write.
那里的人最早学会了写字。