turnbuckle
/'tә:n.bʌkl/
📖 中文释义
- n. 松紧螺旋扣
- [机] 松紧螺旋扣
📘 English Definition（英文释义）
- n. 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