鱼在高温下容易腐烂变质。

Yú zài gāowēn xià róngyì fǔlàn biànzhì.

Fish can easily spoil and deteriorate at high temperatures.

垃圾长时间不清理会产生腐烂味。

Lèsè cháng shíjiān bù qīnglǐ huì chǎnshēng fǔlàn wèi.

Garbage can produce a rotten smell if not cleared for a long time.

这些果实已经开始腐烂了。

Zhèxiē guǒshí yǐjīng kāishǐ fǔlànle.

These fruits have already started to rot.