例句與造句

1. We left the house around 9am , travelled west thru the state of pennsylvania , passed thru some charming small towns
   早上九時(shí)離家?西入賓夕凡尼亞洲?沿路經(jīng)過一些別致的小鎮(zhèn)。
2. This measures the number of cubic feet of air that can pass thru a square foot of fabric in one minute at a pressure differential equal to 30 miles per hour wind speed
   這種方法測定的是在等同于30英里/小時(shí)的風(fēng)速下1分鐘內(nèi)通過一平方英尺的纖維的氣體的體積（用立方英尺表示） 。
3. It's difficult to find passing thru in a sentence. 用passing thru造句挺難的