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
and pleased to be living with the family.
乐于跟家人住在一起。
It's nothing to get upset about.
没什么，用不着烦恼。
When he was driving along Catford Street recently,
最近，当他正开车在凯特福德街上行驶时，