当你开心的时候，时光飞逝。

Time flies when you're having fun.

《柯林斯英汉双解大词典》

时光飞逝。

Time goes by so quickly.

《牛津词典》

youdao

youdao

光阴似箭，时光飞逝。

Tempus fugit, how time flies.

youdao

时光飞逝。

Time is fleeting.; Time flies.

《新英汉大辞典》

时光飞逝，不幸的是，我们都会老去。

Time is short and unfortunately we are all getting older.

youdao

甲：时光飞逝，不是吗？

A: Time sure flies, doesn't it?

youdao

我经常抱怨时光飞逝。

I often complain about how quickly time flies.

youdao

时光飞逝，又要和你说再见了。

Well, time really flies. We have to say goodbye to our listeners.

youdao

时光飞逝，今天又是我的生日。

Time flies. Today comes my birthday.

youdao

随着时光飞逝，他的头发变白了。

As time goes by, his hair is turning gray.

youdao

时光飞逝，五个月就要过去。

Time flies, five months will have passed.

youdao

你知道吗，时光飞逝的多快。

You'd know, how the time flies.

youdao

纵然时光飞逝，你我的友情天长地久！

No matter how fast time flies, our friendship stands for ever.

youdao

凯莉：没错，但是时光飞逝。

Kelly: Yes, but time flies by so quickly.

youdao

时光飞逝，孩子长成了十几岁的少年。

The time flies, the child has grown into several year-old youth.

youdao

你是知道的，时光飞逝，青春不再。

Only yesterday, was the time of our lives.

youdao

当我读书的时候，时光飞逝。

When I read books, time goes quickly!

youdao

时光飞逝，唯有实力永存！

Time flies, only the power for ever!

youdao

时光飞逝，今天又是你生日，生日快乐！

Time flies. Today comes your birthday. Many happy returns.

youdao

时光飞逝！又到假期了。

Time flies! It is a vacation again.

youdao

为何我总害怕时光飞逝而无法与您终生厮守？

Why do I always afraid of time flies to grow with your life?

youdao

然而时光飞逝，他已不再是之前的那个他了。

Time flies, though, and he is no longer what he used to be.

youdao

时光飞逝，艺术永恒。

Time is fleeting and art is long.

youdao

时光飞逝，人生苦短。别忘了驻足片刻闻花香。

Time flies and life is short. Don't forget to stop to smell the flowers.

youdao

时光飞逝，人生苦短。别忘了驻足片刻闻花香。

Time flies and life is short. Don't forget to stop to smell the flowers.

youdao