例句與造句

1. In a perfect triangular pattern
   完美的三角形
2. It is the triangular pattern which the three of black and white yulan , large junk and screw make up with the city that shanghai marks
   上海市市標是以市花白玉蘭、沙船和螺旋槳三者組成的三角形圖案。
3. It's difficult to find triangular pattern in a sentence. 用triangular pattern造句挺難的