(of music) for instruments, not voices
helpful
"instrumental compositions"
"an instrumental ensemble"
"instrumental in solving the crime"
The passion for power may be instrumental in the acquisition of money.
出自: P. Gay
She..was instrumental in arranging for a series of English productions of his plays.
出自: R. Ellmann
以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌