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
A graded display of colors.
五彩缤纷的排列颜色的分级显示
The term papers have been graded.
期末考卷已评完分数了。