instrumental好像除了"仪器的, 器械的, 乐器的"外还有别的意思

instrumental
[7instru5mentl]
adj.
仪器的; 机械的; 器具的
作为手段[工具]的; 有帮助的; 起作用的
乐器的; 用乐器演奏的; 为乐器谱曲的
【语】工具格的
instrumental errors
仪器误差
be instrumental in finding a job for sb.
为某人找工作出力
instrumental music
器乐
the instrumental case
【语】工具格
be instrumental to a purpose
有助于达到某一目的

instrumentalism
[9InstrJ`mentElIzEm,9InstrE-]
n.
【哲】工具主义(实用主义的一种理论)
instrumentalist
[InstrE5mentElIst]
n.
乐器演奏者
工具主义者
instrumentally
adv.

instrumental
in.stru.men.tal
AHD:[¹n”str…-mµn“tl]
D.J.[7!nstr*6mentl]
K.K.[7!nstr*6mWnt1]
adj.
Serving as a means or an agency; implemental:
was instrumental in solving the crime.
Of, relating to, or accomplished with an instrument or a tool.
Music Performed on or written for an instrument.
Grammar Of or designating a case used typically to express means, agency, or accompaniment.