“_”称(chēng )为“下(xià )划线”1键盘上“0”数(shù )字后(hòu )边(biān )的按键2用SHIFT键加上quotquot 就(jiù )可以在键盘(pán )上打出3在英文输入状态下才(cái )能成quot_quot,在(zài )中文输(shū )入状(zhuàng )态下是(shì )“”4下划(huá )线大家经(jīng )常接(jiē )触到(dào )的一般用在名(míng )字的(de )输入(rù )中,只可以(yǐ )
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