“_”称为“下划(huá )线”1键盘上“0”数字后(hòu )边的按(àn )键2用SHIFT键加上quotquot 就(jiù )可以(yǐ )在键盘上(shàng )打(dǎ )出3在(zài )英文输(shū )入(rù )状态下才能(néng )成quot_quot,在中文输(shū )入状(zhuàng )态(tài )下是“”4下划(huá )线大家经常(cháng )接(jiē )触到的(de )一(yī )般用在名(míng )字(zì )的输入中,只(zhī )可以
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