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    1. ozone

      英 ['??z??n] 美['ozon]
      • n. [化學(xué)] 臭氧;新鮮的空氣
      • n. (Ozone)人名;(日)小曾根(姓)

      CET6TEM4IELTS考研TOEFL中低頻詞常用詞匯

      中文詞源


      ozone 臭氧

      來(lái)自希臘語(yǔ)ozein,聞,嗅,散發(fā)氣味,來(lái)自PIE*od,詞源同odor,olfactory.-one,化學(xué)名詞后綴。字母d,z音變,比較Zeus,deus(拉丁語(yǔ),神).

      英文詞源


      ozone
      ozone: see odour
      ozone (n.)
      1840, from German Ozon, coined in 1840 by German chemist Christian Friedrich Sch?nbein (1799-1868) from Greek ozon, neuter present participle of ozein "to smell" (see odor). So called for its pungent odor.

      雙語(yǔ)例句


      1. Ozone is a highly reactive form of oxygen gas.
      臭氧是一種非?;钴S的氧氣形態(tài)。

      來(lái)自柯林斯例句

      2. Ozone is produced by the reaction between oxygen and ultra-violet light.
      臭氧由氧氣和紫外線發(fā)生反應(yīng)而產(chǎn)生。

      來(lái)自柯林斯例句

      3. Every spring the ozone is chewed up, and the hole appears.
      每年春天,臭氧遭到破壞,空洞就出現(xiàn)了。

      來(lái)自柯林斯例句

      4. In heavy concentrations, ozone is irritating to the eyes, nose and throat.
      高濃度的臭氧會(huì)對(duì)眼睛、鼻子和咽喉有刺激作用。

      來(lái)自柯林斯例句

      5. The W.H.O. safety standard for ozone levels is somewhere about a hundred.
      世界衛(wèi)生組織關(guān)于臭氧層的安全標(biāo)準(zhǔn)約為100。

      來(lái)自柯林斯例句