好词典
buy
UK //baɪ//US //baɪ//
词源
源自古英语 bycgan（购买），源自原始日耳曼语 *bugjaną，可能与古诺尔斯语 byggja（定居）有关。
verb
❶ 用钱交换物品或服务，获得某物的所有权。常用于日常购物、投资等场景。
“I want to buy a new phone this weekend.”
（我想这周末买一部新手机。）
“She bought a house near the beach last year.”
（她去年在海边买了栋房子。）
❶ 通过付出代价（不一定是金钱）来获得某物或达成目的。常用于比喻性表达。
“Freedom was bought with the blood of heroes.”
（自由是用英雄的鲜血换来的。）
“Her success was bought with years of hard work.”
（她的成功是多年努力换来的。）
同义词:purchase, acquire, obtain, procure, invest in
noun
❶ 购买的物品或交易行为本身。常用于商业或非正式场合描述购物结果。
“That car was my best buy last year.”
（那辆车是我去年最划算的购买。）
“The supermarket has some great buys this week.”
（超市本周有些很划算的商品。）
同义词:purchase, acquisition, deal, bargain
常见短语
buy into — 相信或接受某种观点、理念，常用于描述对抽象概念的认可。
“I don't buy into the idea that money equals success.”
（我不认同金钱等于成功这种观念。）
buy time — 通过某些手段争取更多时间，常用于紧急或策略性情境。
“The lawyer tried to buy time by requesting more documents.”
（律师通过索要更多文件来拖延时间。）
buy out — 购买某人的全部股份或权益使其退出，商业收购术语。
“The corporation decided to buy out its smaller competitor.”
（该集团决定收购较小竞争对手的全部股权。）