function/'f?nk?n/n.& vi.
[双解] a special activity or purpose of a person or thing 功能，作用，机能；起作用，正常工作，运转
[语块] physical functions 身体功能
battery/'bætri/n.
[双解] a device that provides the power for electrical items such as radios and children's toys 电池
[语块] phone battery 手机电池
confirm/k?n'f??(r)m/vt.
[双解] show that sth is definitely true or correct, especially by providing evidence 确认；使确信
[语块] confirm the password 确认密码
