不见

hǎo jǐ tiān bù jiàn tā le

好几天不见她了。

She hasn't been seen for several days.

zhè hái zi yī nián bù jiàn jìng zhǎng zhè me gāo le

这孩子一年不见，竟长这么高了。

It's only a year since I last saw the child and he's grown so tall.

hǎo jiǔ bù jiàn

好久不见！

Haven't seen you for a long time!

bǐ yuán lái zài zhè lǐ ne zhuǎn yǎn jiù bù jiàn le

笔原来在这里呢，转眼就不见了。

One minute the pen was here, the next it had disappeared.

wǒ de shǒu jī zěn me yī zhuǎn yǎn jiù bù jiàn le

我的手机怎么一转眼就不见了？

How come my mobile phone disappeared in the blink of an eye?

tā zuān jìn rén qún jiù bù jiàn le

他钻进人群就不见了。

He dived into the crowd and disappeared.