He admits he doesn't even know when his brother is in town.
他承认甚至不知道他的兄弟什么时候在镇上。
It's a bit inconsiderate of her not to let you know when she expects to arrive.
她不让你知道她什么时候会到，这样做有些不体谅人。
我知道你的入睡时刻。
The best public speakers always know when.
最好的公众演说家总是知道合适的时机。
She wants to know when you'll have a bath.
她想知道你何时洗澡。
How do we know when this figure was carved?
我们怎么知道这个雕像是什么时候雕刻的呢？
Will you please let me know when it's leaving?
请告诉我它什么时候离开好吗？
You must know when to fly or cancel the flight.
你必须知道航班什么时候起飞或取消。
You'd have to know when he created his paintings.
你得知道他是什么时候创作画作的。
You'll let me know when they're arriving, won't you?
他们到的时候你会通知我的，对吗？
Do you let people know when you are taking pictures of them?
当你给别人拍照时，你会让他们知道吗？
We need to know when working set is approaching the size of RAM.
我们需要知道什么时候工作集接近内存的大小。
"We don't know when we'll be able to restart", a company spokesman said.
“我们不知道什么时候才能重新生产。”一位公司发言人表示。
I don't know what and I don't know when, but I know it's going to happen.
我不知道是什么，我不知道什么时候，但我知道它将会发生。
The show business expression "know when to get off" comes into play again.
娱乐圈的词语“知道什么时候脱身”又开始发挥作用了。
Like most tools, you need to know when and how to use it to the best advantage.
与大多数工具一样，您需要知道何时以及如何充分利用它。
Leaving the most important tip for being a good guest is to know when to say goodbye.
作为一个好客人，给你最重要的提示是知道什么时候说再见。
Some people don't know when they're well off.
有些人身在福中不知福。
The microwave beeps to let you know when it has finished.
微波炉烹饪完毕时会发出哔哔声提醒你。
Like many politicians before him, Mr. Bentley did not know when to stop.
如他之前的许多政客一样，本特利先生不知道如何把握分寸。
She criticizes everyone and the trouble is, she doesn't know when to stop.
她谁都批评；而且，问题是她批评起来就没个完。
Do you know when the library closes every day?
你知道图书馆每天什么时候关门吗？
Do you know when Havoc in Heaven was created?
你知道动画片《大闹天宫》是什么时候制作的吗？
Do you know when The Belt and Road Forum began?
你知道“一带一路”高峰论坛是什么时候开始的吗？
Do you know when we will have the singing competition?
你知道我们什么时候举行歌唱比赛吗？
Do you know when Tianwen 1 landed on the red planet?
你知道天问1号是什么时候登陆这颗红色星球的吗？
Do you know when the 2018 Football World Cup will end?
你知道2018年足球世界杯什么时候结束吗？
You bet. Just let me know when, and I'll be there.
没问题。告诉我时间，我会来的。
Do you know when he will show me around his factory?
你知道他什么时候带我去参观他的工厂吗？
Do you know when China's Tianwen-1 probe landed on Mars?
你知道中国的“天问一号”探测器是什么时候登陆火星的吗？
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