mass noun
1- a pale yellow edible fatty substance made of churning cream and used as a spread or in cooking黄油, 牛油。
1.1
- with modifier a substance of a similar consistency像黄油的食品, 脂, 酱：
cocoa butter.
可可脂。
with obj.
- spread (something) with butter涂黄油于：
she buttered toast with a steady hand
她稳稳当当在面包上涂了黄油
as adj. buttered lavishly buttered bread.抹了很多黄油的面包。
短语
look as if butter wouldn't melt in one's mouth
- informal appear gentle or innocent while typically being the opposite〈非正式〉假装天真无邪（或极娴静）; 表面上一副老实样。
词源
Old English butere, of West Germanic origin; related to Dutch boter and German Butter, based on Latin butyrum, from Greek bouturon.
短语动词
butter someone up
- informal flatter or otherwise ingratiate oneself with someone〈非正式〉奉承某人, 巴结某人。