并且背光键盘具有非常好的手感，并且按键“行程”很大。####[['背光（4：键盘', 'KEYBOARD#USABILITY', 'positive'], ['背光（4：键盘', 'KEYBOARD#USABILITY', 'positive'], ['键盘', 'KEYBOARD#USABILITY', 'positive'], ['键盘', 'KEYBOARD#USABILITY', 'positive']]