halogen
noun [ C ] uk/ˈhæl.ə.dʒen/ us/ˈhæl.ə.dʒen/
卤素
a member of a group of five particular chemical elements
Chlorine and iodine are halogens. 氯和碘都是卤素。
单词 | halogen |
释义 | halogen noun [ C ] uk/ˈhæl.ə.dʒen/ us/ˈhæl.ə.dʒen/ 卤素 a member of a group of five particular chemical elements Chlorine and iodine are halogens. 氯和碘都是卤素。 |
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