How to use "Catalyst tube" - 释义·音标·例句

🧩 词语组成解析

catalyst ['kætəlɪst]

n. <化>触媒，催化剂;〈比喻〉触发因素;促进因素;〈口〉有感染力的人;

cata向下+lyst裂开，分解→分解下去→催化[剂]

tube [tub]

n. 管，管状物;电子管;地铁;电视机; vt. 把…装管;把…弄成管状;用管输送; vi. 乘地铁;不及格;

tub- 表”管道”

Oh, I'd like you to meet my sister-in-law Marilyn.

噢我来向你介绍我嫂子Marilyn。

How did you get so dirty?

你为什么弄得这么脏？

I was born in a town near London. But we live in London now.

我出生于牛津附近的一个小镇。不过我们现在住在伦敦。

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