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
Get this place picked up immediately. do you read me?
马上把这里收拾干净，听明白没有？
What's your brother planning to do tomorrow?
你的兄弟计划明天做什么？
We could have a walk around. Let's go out at about six o'clock, shall we?
我们可以四处走走。咱们大约6点出发，行吗？