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单词
nitrogen
释义
nitrogen
n
aɪ
trədʒən
ˈnaɪtrədʒən
N-UNCOUNT
氮
;
氮气
Nitrogen
is a colourless element that has no smell and is usually found as a gas. It forms about 78% of the earth's atmosphere, and is found in all living things.
氮
;
氮气
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更新时间:2026/11/2 11:56:51