防腐

fáng fǔ jì

防腐剂

preservative

mù cái fáng fǔ

木材防腐

wood preservation

shāng kǒu fáng fǔ

伤口防腐

prevent a wound from going septic

shī tǐ fáng fǔ

尸体防腐

embalming

fáng fǔ zhěn mù

防腐枕木

treated sleeper

jìn zài jiǔ jīng zhōng yǐ fáng fǔ

浸在酒精中以防腐

soak in alcohol as an antiseptic

fáng fǔ shā bù

防腐纱布

antiseptic gauze

jīng fáng fǔ chù lǐ de mù cái

经防腐处理的木材

wood treated with preservative

tā men bèi pēn le yóu lái fáng fǔ

它们被喷了油来防腐。

They are sprayed with oil to prevent corrosion.

shuǐ guǒ bèi zhù rù le huà xué yào pǐn yǐ fáng fǔ huài

水果被注入了化学药品以防腐坏。

Chemicals are injected into the fruit to reduce decay.

méi shǐ yòng fáng fǔ jì

没使用防腐剂

no preservatives