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 An instrument consisting of an upright, open triangular frame with usually46 strings of graded lengths played by plucking with the fingers.
养老金的多少取决於为公司服务年限的长短。 Size of pension depends on length of service with the company.
先把尺寸量好，再把木材锯成所需长短。 First measure (it) up, then cut the timber to the correct length.
