例句與造句

1. a focal length only half the diagonal of the film frame, produced with an almost symmetric lens design of surprising compactness, featuring the typical advantages of symmetrical lens designs : distortion is extremely well controlled, and so is color correction and image field flatness
   只有膠片對角線長度一半的焦距、驚人的緊湊和幾乎對稱的鏡頭設計，使之具有對稱結構鏡頭的典型優(yōu)點：控制得極好的變形、色彩矯正和像場平坦度。
2. It's difficult to find symmetric lens in a sentence. 用symmetric lens造句挺難的