zǎo / qī / de / zhǎng / shàng / diàn / nǎo / kě / yǐ / yòng / lái / jì / shì / chá / zī / liào / hé / shōu / fā / yóu / jiàn早期的掌上电脑可以用来记事、查资料和收发邮件。Early handheld computers could be used to take notes, look up information, and send and receive email.