Concentration meter for sulfuric acid - 英语单词详解·释义·助记·例句

🧩 词语组成解析

concentration ['kɑnsn'treʃən]

n. 集中;专心;关注;浓度;

con共同+centr中心+ation后缀→集中；浓缩

meter ['mitɚr]

n. 计量器;计量仪; v. 用仪表测量;

meter(measure)→公尺；测量器；以测量器计量

for [fɚ]

prep. 为，为了;倾向于;关于;当作; conj. 因为，由于;

sulfuric

a. 硫磺的；含多量硫磺的；含（六价）硫的

acid ['æsɪd]

adj. 酸味的;尖刻的;酸的;酸性的; n. <化>酸;酸味物质;

acid尖，酸，锐利 →酸；酸的，酸性的

so she had to take an earlier flight today.

所以她不得不在今天搭早一班的班机。

The chances for a promotion look really good, but before I get too old I want to see the world.

提升的机会确实无可挑剔，但是在我变得太老之前，我想去看看世界。

The old woman thought he was a queue jumper.

老太太以为他是不按次序排队的人。

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