rú guǒ / píng shí / bù / jiǎn chá / ān quán / shè bèi / děng dào / dà nàn lín tóu / shí / zài / hòu huǐ / jiù / tài wǎn le

如果平时不检查安全设备，等到大难临头时再后悔就太晚了。

If you do not check the safety equipment regularly, it will be too late to regret it when disaster is looming.