Activable tracer
[化] 可活化示踪剂
🧩 词语组成解析
a. [化]能被活化的
tracer
['treisə]
n. 追踪者，描图者，（铁笔等）绘图工具;
🗣️ 情景例句
I wish you'd stop nagging me.
我希望你别老这么烦我。
To smoke marijuana (dope, grass, pot)
吸食大麻
Oh, and please keep together. We don't want any of you to get lost!
噢，请大家靠拢一些。我们不想丢下任何一位同学！