" How old is this book, Harry? "

“那本书是什么时候的，哈利？”

You don't know when to butt out.

你不知道在什么时候闭嘴。

But which histones unravel when depends on various influences.

但哪些组蛋白在什么时候分解取决于各种影响。

So when young people are critical of an over-tweeting president, they reveal a mental discipline in thinking skills — and in their choices on when to share on social media.

所以，年轻人批评总统过度使用推特时，揭示在思维（以及选择什么时候在社交媒体上分享）上的自律。

When do you think that 6G will roll out?

你认为6G什么时候会推？

Even without morning light, their circadian rhythms told them when dawn should be breaking.

即使没有晨光，它的生物钟也会告诉它什么时候天亮。

What time do you get off work?

你什么时候下？

That's great! What time shall we meet?

太棒！我什么时候见面？

And when did all these people come to rest on the surface?

这些人又是什么时候来到街道上的？

When did you get rad? I don't know.

你什么时候这么酷？我不知道。

In all , getting dressed takes about half an hour , at which time my hair is now semi-dry so then I have to style my hair.

总而言之，穿衣大概要半个小时，无论什么时候头发都是傍岸的，所以我得梳理头发。

May I inquire about the departure time?

请问飞机都什么时候起飞？

You might ask a more direct question or make a direct statement, like this: do you know when the database issues will be fixed?

你也许更直接地提问或陈述，例如：你知道数据库的问题什么时候能解决吗？

When did you come up with the idea to come up with an edible plate?

你是什么时候想到要做一个可食用餐具的?

Donald Trump knows when to sound incredulous, or forceful.

知道什么时候会让人产生怀疑，什么时候听起来有说服力。

So when did it dawn on politicians that body language was so powerful?

所以政客是从什么时候起开始明白身体语言所隐藏的巨大影响力的？

Wendy is surprised and says, " But Peter, when will I see you again? "

温蒂感到很吃惊，问道：“但是彼得，我什么时候才能再见到你呢？”

Oh, that's all right. If you can just give some idea of the weekend ones, so I can, you know, work out when to see friends, etcetera.

哦，那可以，如果你能先给我周末的团信息，这样我就好安排什么时候见朋友等等。

How did you feel when you found out you had high blood pressure?

你发现自己有高血压的时候是什么心情？

You must come whenever you want and have whatever you like.

您什么时候想来就来，想吃什么就吃什么。