broach
verb- broach something (to/with somebody)
to begin talking about a subject that is difficult to discuss, especially because it is embarrassing or because people disagree about it 开始谈论，引入（尤指令人尴尬或有异议的话题） She was dreading having to broach the subject of money to her father. 她正在为不得不向父亲提出钱的事犯愁。 The report fails to broach some important questions. 这份报告没有提出一些重要问题。
Oxford Collocations DictionaryBroach is used with these nouns as the object:- matter
- subject
- topic
- …
Word OriginMiddle English: from Old French brochier, based on Latin brocchus, broccus ‘projecting’. The earliest recorded sense was ‘prick with spurs’, generally ‘pierce’. The current sense is a figurative use of this and dates from the late 16th cent.