例句與造句

1. Easily replaceable frame liner , frame - arm iner and countershaft box liners offer ecades of protection
   10易更換的肋骨襯條、機(jī)架臂襯條和中軸盒襯墊可提供幾十年的保護(hù)。
2. It's difficult to find frame liner in a sentence. 用frame liner造句挺難的