Indicator element
[化] 示踪元素
🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
There is an emergency. Please send a fire engine.
这有火灾，请尽快派消防车来。
A close mouth catches no flies.
病从口入，祸从口出。
As we were walking past a shop, he held a diamond firmly against the window and made a deep impression in the glass.
我们路过一家商店时，他将一颗钻石使劲地往橱窗上一按，在玻璃上留下一道深痕。