不然

例句

• kuài快zǒu走 ，bù不rán然wǎn晚le了 。

  Hurry, otherwise you'll be late.

• nǐ你zuì最hǎo好dài带bǎ把sǎn伞 ，bù不rán然huì会bèi被yǔ雨lín淋shī湿de的 。

  You had better take an umbrella, otherwise you will get soaked in the rain.

用法