audio-aid

常见例句

It means to give the most-needed and timely aid.
它的意思是給予最需要的及時的幫助。
I'm collecting money in aid of starving children.
爲幫助飢餓的孩子們，我正在搞募捐。
She used slides as a teaching aid.
她用幻燈片作教學工具。
They offer financial aid with no strings attached.
他們無條件提供財務援助。
The reproductive quality of audio tapes has improved enormously.
錄音磁帶的複制質量有了很大改進。
My friends bailed me out with economic aid.
我的朋友們從經濟上幫助我使我脫離睏境。