“_”称(chēng )为(wéi )“下划线(xiàn )”1键盘上(shàng )“0”数字后边(biān )的按键2用(yòng )SHIFT键加上(shàng )quotquot 就可以在键盘上(shàng )打出(chū )3在(zài )英文输入状态(tài )下才(cái )能成quot_quot,在中(zhōng )文(wén )输(shū )入状态(tài )下是(shì )“”4下划线大家(jiā )经常接触(chù )到(dào )的(de )一般(bān )用在名字的输入中,只(zhī )可以
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