tune up
Longman Dictionary of Contemporary English 5++LDOCE 5++→ See Verb tableˈtune-up noun [singular] 1. TETTCthe process of making small changes to an engine so that it works as well as possible 〔发动机的〕微调保养2 an occasion that someone uses as preparation for a more important occasion 热身赛，准备活动 He is treating the semi-finals as a tune-up. 他把半决赛当成一场热身赛。
Examples from the Corpus
tune-up• If you give the engine regular tune-ups, it will last much longer.• Therefore, he is treating the semi-final trials more as a tune-up.• It's about time to take the car in for a tune-up again.• Perhaps the owner asked for a spiritual tune-up.ˈtune-up nounChineseSyllable
small of the to making changes process Corpus
tune up
tune up phrasal verb (see also tune)
1. when musicians tune up, they prepare their instruments to play at the right pitch
tune something ↔ up
The band were tuning up their guitars.
2. tune something ↔ up to make small changes to an engine so that it works as well as possible
tune up phrasal verb (see also tune)
1. when musicians tune up, they prepare their instruments to play at the right pitch
tune something ↔ up
2. tune something ↔ up to make small changes to an engine so that it works as well as possible