單詞
naphthalene
英 ['n?fθ?li?n]
基本信息
- n. 衛(wèi)生球；臭樟腦
中文詞源
naphthalene 萘
來(lái)自naphtha,石腦油，-ene,化學(xué)名詞后綴。因提取自石腦油而得名。
英文詞源
- 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.
雙語(yǔ)例句
- 1. It'seems that refination of naphthalene through low - naphthalene washing oil is more economic.
- 筆者認(rèn)為利用低萘洗油進(jìn)行萘的深度凈化最為經(jīng)濟(jì)有效.
來(lái)自互聯(lián)網(wǎng)
- 2. In fact, camphor and naphthalene balls are different in nature.
- 事實(shí)上, 樟腦和臭丸在性質(zhì)上是不同的.
來(lái)自互聯(lián)網(wǎng)
- 3. So here I would like to talk about camphor and naphthalene ball.
- 所以在這里,我想談?wù)撘幌抡聊X和臭丸.
來(lái)自互聯(lián)網(wǎng)
- 4. A marble - sized ball, originally of camphor but now of naphthalene, stored with clothes to repel moths.
- 用來(lái)使蛀蟲(chóng)遠(yuǎn)離儲(chǔ)存的衣服的樟腦或萘的小圓球.
來(lái)自互聯(lián)網(wǎng)
- 5. The p dichlorobenzene and naphthalene in mothproofing agent was determined by infrared spectroscopy.
- 用紅外光譜法測(cè)定了防蛀劑中對(duì)二氯苯和萘的含量.
來(lái)自互聯(lián)網(wǎng)
naphthalene相關(guān)單詞