弘扬国学 · 传承文化

naphthalene

英 ['næfθəliːn]

解释

n. 卫生球；臭樟脑

※ 提供单词"naphthalene"的中文意思、发音示范及音标对照，中英文词源、例句和用法等。

中文词源

naphthalene 萘

来自naphtha,石脑油，-ene,化学名词后缀。因提取自石脑油而得名。

英文词源

naphthalene (n.): 1821, coined by English chemist John Kidd (1775-1851), who first isolated and studied it, from naphtha + chemical suffix -ine (2) + -l- for the sake of euphony.

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例句和用法

1. It'seems that refination of naphthalene through low - naphthalene washing oil is more economic.: 笔者认为利用低萘洗油进行萘的深度净化最为经济有效.

2. In fact, camphor and naphthalene balls are different in nature.: 事实上, 樟脑和臭丸在性质上是不同的.

3. So here I would like to talk about camphor and naphthalene ball.: 所以在这里,我想谈论一下樟脑和臭丸.

4. A marble - sized ball, originally of camphor but now of naphthalene, stored with clothes to repel moths.: 用来使蛀虫远离储存的衣服的樟脑或萘的小圆球.

5. The p dichlorobenzene and naphthalene in mothproofing agent was determined by infrared spectroscopy.: 用红外光谱法测定了防蛀剂中对二氯苯和萘的含量.