Conversion catalyst 的意思·音标·同义词·词根助记

🧩 词语组成解析

conversion [kən'vɝʒn]

n. 变换，转变;改装物;财产转换，兑换;[逻] 换位（法）;

con共同+vers改变+ion表名词 → 转化；（宗教的）改变

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]

My girlfriend is a cheerleader.

我女朋友是啦啦队队长。

Do you fly to Dallas on Sunday?

星期日你们有班机去达拉斯吗？

Though he was reluctant to do so at first, we eventually persuaded him to take us.

一开始，他很不愿意，但经劝说，终于同意了。

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