以防不测 (yǐ fáng bú) — se prémunir contre les imprévus ; (au) cas où

Définition

Literally 'to guard against the unexpected' — a written chengyu for taking precautions just in case something bad happens.

idiom

se prémunir contre les imprévus(au) cas où

，以防不测。
Chū mén lǚ yóu shí yào dài hǎo yào pǐn, yǐ fáng bú.
When traveling, you should bring enough medicine just in case.
以防不测，。
Gòu mǎi bǎo xiǎn kě yǐ yǐ fáng bú, jiǎn shǎo yì wài dài lái de sǔn shī.
Buying insurance can guard against unforeseen events and reduce losses from accidents.
，以防不测。
Wǒ men duō zhǔn bèi yì xiē shí wù, yǐ fáng bú.
Let's prepare some extra food just in case.