Sieve problem
[计] 问题
🧩 词语组成解析
sieve
[sɪv]
n. [粮食][矿]筛子;滤网;不能保守秘密的人，嘴不严的人;
v. 筛，筛选;滤;
🗣️ 情景例句
Well, yeah.
嗯， 饿啊。
Self-confidence is the first requisite to human greatness.
人类的伟大，首要的是要有自信。
Every year I enter for the garden competition too, and I always win a little prize for the worst garden in the town!
每年的花园竞赛我也参加，但总因是镇上最劣的花园而获得一个小奖！