1
- serving as an instrument or means in pursuing an aim or policy作为工具（或手段）的, 起促成作用的：
the Society was instrumental in bringing about legislation.
这一社团起了促成立法的作用。
1.1
- relating to something's function as an instrument or means to an end与（事物）的工具效用有关的：
a very instrumental view of education and how it relates to their needs.
强调教育作为工具及其如何与他们的需求相关的观点。
2
- (of music) performed on instruments, not sung（音乐）用乐器演奏的：
a largely instrumental piece.
一首主要由乐器演奏的乐曲。
2.1
- relating to musical instruments与乐器有关的：
brilliance of instrumental colour.
乐器音色的清亮。
3
- of or relating to an implement or measuring device与仪器或测量器具有关的：
instrumental error
仪表误差
instrumental delivery of a baby.
借助器械分娩婴儿。
4
- Grammar denoting or relating to a case of nouns and pronouns (and words in grammatical agreement with them) indicating a means or instrument【语法】工具格的。
1
- a piece of (usually non-classical) music performed solely by instruments, with no vocals器乐曲（通常指非古典音乐）。
2
the instrumental
Grammar the instrumental case【语法】工具格。
2.1
- a noun in the instrumental case工具格名词。
派生词