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o
美音音标: [əʊ]
o 美音 真人发音
英音音标: [əʊ]
o 英音 真人发音
英英字典
同义
atomic number 8
oxygen
o
词性
n
解释
a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
示例
None
同义
o
词性
n
解释
the 15th letter of the Roman alphabet
示例
None
同义
group o
o
type o
词性
n
解释
the blood group whose red cells carry neither the A nor B antigens
示例
people with type O blood are universal donors