英语词汇“useful life”的读音、翻译、释义、用法及例句-心情故事网

词汇	useful life
释义	useful life 【化】有效期; 使用寿命【经】可用年限, 有用寿命
随便看	conjunction search conjunctiva conjunctivae conjunctival conjunctival butter conjunctival coat conjunctival corpuscle conjunctival crypt conjunctival cul-de-sac conjunctival cyst conjunctival fold conjunctival follicle conjunctival glands conjunctival reaction conjunctival reflex conjunctival ring conjunctival sac conjunctival tubules conjunctivas conjunctive conjunctive clause conjunctive form conjunctive goal delacerate delacrimation

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