Development activator
[计] 显影活化剂
🧩 词语组成解析
n. 活化剂, 催化剂, 触媒剂\\n[化] 助催化剂; 活化剂; 激活剂; 激活剂发光材料
🗣️ 情景例句
I don't know.
我不知道。
The student is busy studying math.
这个学生忙于研究数学。
One of the first things Annie did was to teach me how to play.
安妮首先要做的事情之一，就是教我如何耍。