Radioactive tracer method
[化] 放射性示踪法
🧩 词语组成解析
tracer
['treisə]
n. 追踪者，描图者，（铁笔等）绘图工具;
🗣️ 情景例句
As a professional basketball player, his performance is really worth noting.
作为一个职业篮球手，他的表现很优秀。
Money talks.
有钱能讲话。
Most of our fears are unreasonable, but they are impossible to erase.
我们的恐惧大部分是没有道理的，但去无法消除。