triangular framing造句

例句与造句

1. An instrument consisting of an upright , open triangular frame with usually46 strings of graded lengths played by plucking with the fingers
   竖琴一种有一个通常系有四十六根长短不一的琴弦的直立的开放三角架、弹奏时用手指拨动琴弦的乐器
2. It's difficult to find triangular framing in a sentence. 用triangular framing造句挺难的