turn-buckle

英 ['tɜːnb'ʌkl] 美 ['tɜːnb'ʌkl]

• n. 松紧螺套；螺旋扣

英英释义

名词 turnbuckle:

1. an oblong metal coupling with a swivel at one end and an internal thread at the other into which a threaded rod can be screwed in order to form a unit that can be adjusted for length or tension