“_”称为(wéi )“下划(huá )线(xiàn )”1键(jiàn )盘上“0”数字后(hòu )边的按键2用SHIFT键加上(shàng )quotquot 就可(kě )以(yǐ )在键(jiàn )盘上打出(chū )3在英文输入(rù )状(zhuàng )态(tài )下才能成(chéng )quot_quot,在中(zhōng )文输入(rù )状(zhuàng )态(tài )下是“”4下划线大(dà )家经常接触到(dào )的一般用在名字(zì )的(de )输入中,只可以
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