/'swɪvl; `swɪvl/
n (esp in compounds 尤用以构成复合词) link or pivot between two parts enabling one part to revolve without turning the other 转环; 转节; 旋转接头; 旋轴
*a swivel-chain, -hook 转动链、转动钩
* a swivel-chair, ie one that rotates 转椅.

v (-ll-; US -l-) [I, Ip, Tn, Tn.p] ~ (sth) (round) (cause sth to) turn on or as if on a swivel （使某物）（似）在旋轴上转动
*He swivelled (round) in his chair to face us. 他把坐着的转椅转过来面向着我们.
* She swivelled the telescope (round). 她用望远镜向四周看.