Radioactive tracer method

[化] 放射性示踪法

🧩 词语组成解析

radioactive ['redɪo'æktɪv]

adj. 放射性的;

radio光线+act行动，做+ive有...性质的、有...作用的 →放射性的

tracer ['treisə]

n. 追踪者，描图者，（铁笔等）绘图工具;

method ['mɛθəd]

n. 方法;条理;

meth(meta-=after)+od(way)→方法；体系；秩序（=a way after,a following after）

🗣️ 情景例句

May I speak to the head of the household?

我可以请户主听电话吗？

The truest politeness comes from sincerity.

真正的殷勤出于真诚。

After gazing at the display for several minutes, Mr. Taylor went back into his shop.

泰勒先生站在橱窗外凝神欣赏了几分钟就回到了店里。

更多情景英语 ›

🔤 更多 R 开头的单词

radiotracer

re-bore

recognition threshold

reforming economic relations

reheats

reseat

retention form

rimbase

全部 R 开头单词 ›