tremolo

The Strat’s spring-loaded tremolo system, which could alter the pitch of all six strings at once, may have caused the to guitar to go out of tune a little, but you rarely saw one break.

琴弦上装备的颤音系统，可以同时改变六条弦的音高，尽管会让吉他稍微跑调，但很少会发生一次中断。