“_”称为(wéi )“下划线(xiàn )”1键盘上(shàng )“0”数字后(hòu )边的按键(jiàn )2用SHIFT键(jiàn )加上(shàng )quotquot 就(jiù )可(kě )以在键(jiàn )盘上打(dǎ )出3在英文输(shū )入状态下才能成(chéng )quot_quot,在中文输入状(zhuàng )态下(xià )是“”4下划(huá )线大家经常接触到的(de )一般(bān )用(yòng )在名字的输(shū )入中,只(zhī )可以
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