a rubber

• She tied her hair back with a rubber band
  她用一条橡皮筋把她的头发绑在后面。
• I ' ve got two rulers , a rubber and three pencils
  我有两把尺，一块橡皮和三支铅笔。
• Why is it so difficult for them to put a rubber on
  为什么让他们戴上安全套就这么难？
• You will soon understand that work is a rubber ball
  很快地你会了解工作是一个橡皮球。
• You will soon understand that work is a rubber ball
  很快你就会发现，工作是个橡皮球。
• You will soon un derstand that work is a rubber bal l
  很快你会发现工作是一个橡皮球。
• You use a rubber to rub out pencil marks which are wrong
  你用橡皮擦掉写错的铅笔字迹。
• You will soon understand that work is a rubber ball
  你马上就发现惟有工作是一个橡皮球。
• With a rubber boob strapped to your chest
  把个橡胶乳房绑在自己胸口上
• Notvery romantic , are you ? - you ' ve gotto use a rubber
  不是很浪漫，对吗？ -你得用避孕套