Catecholamines
(catecholamine 的复数) n. 儿茶酚胺, 邻苯二酚胺\\n[化] 儿茶酚胺
🗣️ 情景例句
You don't know what you are talking about.
你不知道你在说什么。
Excuse me! I'm sorry I startled you!
对不起！很抱歉，让你受惊了！
Mr. Smith is in charge of this class.
史密斯老师负责该班。