
crusts
词源
源自中古英语 cruste,来自古法语 crouste,最终源自拉丁语 crusta(硬壳、树皮)。
noun
❶ 指面包、派等食物表面烤硬的薄层,通常比内部更脆。也用来形容干燥后变硬的其他物质表层。
“She cut off the crusts from her sandwich.”
(她切掉了三明治边缘的面包皮。)
“The pizza crusts were perfectly golden and crispy.”
(披萨的饼皮金黄酥脆恰到好处。)
❶ 地质学中指地球最外层的固态岩石层,包括大陆地壳和海洋地壳。
“Earthquakes occur when the crusts of tectonic plates shift.”
(当构造板块的地壳移动时就会发生地震。)
“Scientists drilled through the oceanic crusts to collect samples.”
(科学家钻穿海洋地壳以采集样本。)
verb
❶ 形成硬质表层的过程,通常用于描述液体干燥后表面结壳的现象。
“The mud crusts over as it dries in the sun.”
(泥浆在阳光下干燥时会形成硬壳。)
“Blood crusts around the wound as it heals.”
(伤口愈合时血液会在周围结痂。)
常见短语
upper crust — 俚语中指社会上层阶级,源自面包最上层的酥皮被认为是最优质的部分。
“The country club was full of the upper crust of society.”
(这家乡村俱乐部里全是社会名流。)
earn one's crust — 英式俚语,意为通过工作谋生,暗指赚取购买面包的基本生活费用。
“He's been earning his crust as a carpenter for 20 years.”
(他做木匠工作谋生已有20年了。)