Contraction of catalyst
[建] 催化剂的收缩
🧩 词语组成解析
contraction
[kən'trækʃən]
n. 收缩，缩减;[语]缩略，略体，缩写;（开支等）缩减;（分娩时）子宫收缩;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
This sentence doesn't make any sense.
这个句子完全讲不通。
Do you think there is something wrong with the contract?
你认为合同有问题吗？
Oh dear! It's very warm in this clasroom, isn't?
天哪，这屋里真暖和，不是吗？