点击下方单词,选择对的这个单词
1. (为乐器)调音，定弦 When a group of musicians tune up, they adjust their instruments so that they produce the right notes.
1. adjust the pitches of (musical instruments)
e.g. My piano needs to be tuned
Synonym: tune
2. adjust for (better) functioning
e.g. tune the engine
多通过句子记忆单词，而不是单独死记硬背。
