VOA慢速英语:Google Announces Two New Updates to Android

update - n. a change or addition to computer software that includes the most recent information

digital assistant - n. an application program that can understand natural language and complete electronic tasks for the user

eligible - adj. able to do or receive something

default - n. a setting, option, etc., that a computer or cell phone uses if you do not choose a different one

pre-install - v. download onto a computer or phone before it is sold

iMessage - n. the text messaging service from Apple used on iPhones, iPads and Mac computers