Catalytic promoter
[建] 催化促进剂
🧩 词语组成解析
a. 催化的\\n[医] 催化的
promoter
[prə'məutə]
n. 助长者;发起人;促进者;
🗣️ 情景例句
There is not a shadow of a doubt that they did it.
毫无疑问，是他们干的。
Could you tell me the cost of production per unit?
请你告诉我每件成品的生产成本好吗？
We've seen several members of the family since we arrived my grandfather and my aunt and uncle.
自我们回来以后已经见到了好几个家庭成员祖父、姑姑和叔叔。