例句與造句

1. Mirror is used instead . catadioptric telescopes use both a lens , called correcting plate , and a mirror
   顧名思義，折反射式則在入口處有一塊稱(chēng)為修正鏡的透鏡及在底部有一塊凹鏡。
2. It's difficult to find correcting plate in a sentence. 用correcting plate造句挺難的