机油（jī yóu） — engine oil; lubricant

定義

noun

engine oillubricant

量詞 · 瓶

机油。
Qì chē měi gé wǔ qiān gōng lǐ xū yào gēng huàn yí cì jī yóu.
Cars need an oil change every five thousand kilometers.
机油。
Zhè liàng mó tuō chē gāi jiā jī yóu le.
This motorcycle needs an oil top-up.
机油。
Gāo pǐn zhì de jī yóu néng yán cháng fā dòng jī shòu mìng.
High-quality engine oil can extend the engine's lifespan.

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