Sponges : these are female , because they are soft , squeezable and retain water 海绵：海绵是女性，因为她们很软，可以挤压并且能保持水分。
2.
E use the keyboard attachment rubber to vacuum the dust and other particles trapped underneath the keyboard keys , by sliding the squeezable tube between keys 特别适合于键盘沙发角落等死角处除尘.还有就是平常很少打扫的地方。
