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
Bring a blanket and my medical bag.
拿一条毯子和我的医疗箱来。
We were pleased to hear from your letter of 6 August that you were impressed with our selection of toys.
我们很高兴收到你方8月6日来函得知你方对我们的玩具非常感兴趣。
Oh, good. We're in the same class.
我们在一个班的。