时间: 2025-04-25 22:25:40
美: [sɪv]
英: [sɪv]
n. [粮食][矿业] 筛子;滤网;不能保守秘密的人
vt. 筛;滤
vi. 筛;滤
n. (Sieve)人名;(英)西夫
最后更新时间:2025-04-25 22:25:40
词源分析:这个词源自古英语 "sifan",意思是“筛选”。其词根可以追溯到古德语 "sīfan",与荷兰语 "zeven" 及德语 "sieben"(意为“筛”)有关,所有这些词都与“筛选”相关。
历史背景:该词在英语中至少可以追溯到15世纪,最早的文献记录出现在中世纪的烹饪书籍中,描述了如何使用筛子来处理食材。
课本:可能出现在**中小学的科学或家庭科教材中,通常在初中或高中阶段;在美国的牛津和其他教材中,可能会在小学到中学的科学课程中出现。
正式与非正式语境:
特殊场合:
The chef used a sieve to separate the flour from the lumps.
Scientists often use a sieve to filter out larger particles from a mixture.
She decided to sieve the sauce to make it smoother.
The court used a sieve-like process to determine which evidence was relevant.
In gardening, a sieve can help separate soil from stones.
同义词:
反义词:
以上是对单词“sieve”的详细分析与学*,希望能帮助你更好地理解和使用这个词汇。
[N-COUNT] A sieve is a tool used for separating solids from liquids or larger pieces of something from smaller pieces. It consists of a metal or plastic ring with a wire or plastic net underneath, which the liquid or smaller pieces pass through. 筛子; 过滤器
例:Press the raspberries through a fine sieve to form a puree.用一把细筛子把黑莓压榨成浓汁。
[V-T] When you sieve a substance, you put it through a sieve. 筛; 过滤
例:Cream the margarine in a small bowl, then sieve the powdered sugar into it.把人造黄油在小碗里搅成糊状,然后把糖粉筛入其中。