“_”称为“下划线(xiàn )”1键盘(pán )上(shàng )“0”数(shù )字后边的按(àn )键2用(yòng )SHIFT键(jiàn )加(jiā )上quotquot 就(jiù )可以(yǐ )在键盘上(shàng )打出3在英文输入(rù )状态下(xià )才能成quot_quot,在(zài )中文输入状(zhuàng )态下是“”4下划(huá )线大家(jiā )经常接(jiē )触到的一般用(yòng )在名字(zì )的输入(rù )中,只可(kě )以
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