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
Well, it's all part of the same job.
嗯 它们都是同一项工作的一部份。
He is playing on the swings outside.
他正在外面荡秋千。
Oh, we can call it Mid-Autumn Day. We eat mooncakes on that day.
噢，我们管它叫中秋节。过节那天我们吃月饼。