Nicklous oxide
[機(jī)] 氧化鎳
?? 詞語(yǔ)組成解析
oxide
['ɑksa?d]
n. [化]氧化物;
??? 情景例句
When is check-out time?
什么時(shí)候必須結(jié)帳和離開賓館？
But today well lived makes every yesterday a dream of happiness, and every tomorrow a vision of hope.
只有今天好好地生活，昨天才會(huì)變成幸福的回憶，明天才會(huì)成為希望的憧憬。
My god!
天哪！