Cemented catalysts
[建] 胶接催化器
🧩 词语组成解析
a. 注水泥的；渗碳的；粘合的
n. <化>催化剂( catalyst的复数形式 ); 触媒; 促进因素; 有感染力的人
🗣️ 情景例句
I have just begun to learn and my serve isn't very good.
我刚刚开始学习，发球不太好。
A clear conscience is a sure card.
光明磊落，胜券在握。
Let me have a look, please.
来让我看看。