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bread and butter [英] [bred ænd ˈbʌtə] [美] [brɛd ænd ˈbʌtɚ] [短语] 生计;涂黄油的面包 词频排名 20153/55435 学习人数 N/A 难度等级 10/10 认知比例 N/A 例句 The technology change that has permanently decreased demand for its bread-and-butter product. (考研)技术的变革导致它的基本产品的需求永久性降低。 Bread-and-butter product 基本产品,主要产品 He worked hard to earn his bread and butter. 他努力工作以维持生计。 助记 扩展 bread -and- butter product 基本产品、主要产品
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