Catalyst promoter
[化] 助催化剂
🧩 词语组成解析
promoter
[prə'məutə]
n. 助长者;发起人;促进者;
🗣️ 情景例句
to live with my son and his family.
和我儿子和他的家人住在一起。
Who is the leader of this political party?
谁是这政党的首领？
I'm afraid I have bad news for you.
恐怕我有坏消息要告诉您。