benzene

音標(biāo)發(fā)音

• 英式音標(biāo) [?ben.zi?n]
• 美式音標(biāo) [?ben.zi?n]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n.[化]苯

同根派生

• benzene相關(guān)詞

英漢例句

雙語(yǔ)例句

• The chemist Kekule discovered the ring structure of benzene in a dream.
  化學(xué)家凱庫(kù)勒在夢(mèng)境中就發(fā)現(xiàn)了苯的環(huán)形結(jié)構(gòu)。
• As for paint and glue, they emit volatile organic compounds and benzene.
  至于油漆和膠水，它們會(huì)釋放出揮發(fā)性的有機(jī)化合物以及苯。
• Although some of the pollutants, such as benzene, cause cancer, they are in tiny amounts in this type of smoke, says Kelly.
  盡管某些污染物（如苯）能導(dǎo)致癌癥，但是它們?cè)谶@種煙霧中的含量很少。

原聲例句

• "It could be hitting natural fractures that already exist." Fox notes that toxic gases like benzene,toluene and hexane also accompany natural gas extraction.
• So let's have a clicker question here on how many total pi bonds do you expect to see in benzene?
  讓我們來做個(gè)課堂習(xí)題,你們覺得苯環(huán)里有一共多少個(gè)π鍵？
  麻省理工公開課 - 化學(xué)原理課程節(jié)選
• So, let's look at this in a more simple structure here where we have the two possible forms of benzene, and the reality is is that it's going to be some combination of the two.
  讓我們從一個(gè)更簡(jiǎn)單的結(jié)構(gòu),來看看這兩種可能的苯環(huán)構(gòu)型，實(shí)際情況,是這兩個(gè)的組合。
  麻省理工公開課 - 化學(xué)原理課程節(jié)選

權(quán)威例句

• There are mini earthquakes, methane, benzene and hydrogen sulfide being released into the community.
  FORBES: Toxic Sinkhole Threatens Southeastern Louisiana

• benzene更多例句

詞組短語(yǔ)

短語(yǔ)

• benzene poisoning [醫(yī)]苯中毒;苯中毒;慢性苯中毒
• dinitro benzene 二硝基苯
• benzene series [有化]苯系;苯系物;苯環(huán)
• Benzene extractives 苯浸取法;苯萃取法;苯提取物
• tetramethyl benzene 四甲基苯

• benzene更多詞組

英英字典

劍橋英英字典

• a clear liquid made from petroleum, from which plastics and many chemical products can be made

柯林斯英英字典

• Benzene is a clear, colourless liquid which is used to make plastics.

• benzene劍橋字典
• benzene柯林斯字典

專業(yè)釋義

化學(xué)

• 苯

  After recycling for nine times,the convertion of benzene was 9.42%,and the selectivity to phenol was 93.14%.
  9次重復(fù)使用后的苯轉(zhuǎn)化率為9.42%,苯酚選擇性為93.14%。

  環(huán)境科學(xué)技術(shù)

• 苯

  The alkyl benzene isomers was from the detergent of sewage.
  所有排污溝淤泥樣品中異構(gòu)的長(zhǎng)鏈烷基苯來源于居民生活排污中的洗滌劑。

  生物學(xué)

• 苯

計(jì)算機(jī)科學(xué)技術(shù)

• 苯

地球科學(xué)

• 苯