常見例句雙語例句In the 1850's Samuel M. Kier, a manufacturer in western Pennsylvania, began collecting the oil from local seepages and refining it into kerosene.在十九世紀(jì)五十年代，薩繆爾·M·科爾，賓西法尼亞西部的一位制造商，開始從當(dāng)?shù)氐囊绯鑫镏惺占筒⑺鼰挸擅河汀?/li>This bleaching process is called "kier bleaching", and is generally carried out in two stages with a sodium hypochlorite pre-bleach and a hydrogen peroxide after-bleach.這漂白過程稱為“基利漂白”，并普遍開展了兩個(gè)階段的次氯酸鈉預(yù)漂白和過氧化氫后的漂白劑。iask.sina.com.cn"There is also little known about the biodiversity that exists in large parts of Pakistan, Afghanistan, Iran, the north of China and, surprisingly, even Japan, " adds Kier.而對于巴基斯坦、阿富汗、伊朗、中國北部甚至日本的生物多樣性還是知之甚少。 返回 kier