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
the 15th letter Of the ROman alphabet
the blOOd grOup whOse red cells carry neither the A nOr B antigens;
"peOple with type O blOOd are universal dOnOrs"
Ol>
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经典引文
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用作感叹词(int.)
<Ol slider="2">
He didn't knOw that was Bical O's cOnspiracy. 完全不知到这是邪恶二齿猪的阴谋啊!
MOre flOwers will cOme tO yOu with perfume and pride,O wOrld! 啊,世界,更多的花涌到你的怀里,带着芬芳,带着骄傲!