A. Unplug the headphone and place the iPod out of harm's way (在安全的地方). B. Use a cotton ball with rubbing alcohol (外用酒精). C. Use a fine toothbrush with water.
A. Use a polishing cloth (抛光布) and rub (擦拭) the iPod up and down or from side to side. B. Use a soft paper towel with toothpaste. C. Keep liquids away from the ports.
A. 对 B. 错