rock loose ring 围岩松动圈
theory of loose ring 松动圈理论
loose oil ring 游滑轮注油环
Welding Ring Loose Flange 松套法兰
Ring Loose Flange 板式松套对焊环法兰
A helium line unexpectedly vented, eventually leading ground support crews to a ring that had come loose from a seal.
一根氦管路意外泄露，最后地面支持人员发现问题源自一个松动的密封环。
All hell broke loose, the police came into a by-now crowded ring to try and restore order and like a ripple effect the bedlam moved to the hotel lobby and then the streets outside.
情况变得一团混乱，警察冲进此刻已经被围得水泄不通的拳击台，试图恢复秩序，可混乱如发生连锁反应一样，向酒店大厅，接着向外面的街道扩散而去。
Instead, get yourself a three-ring binder, some loose-leaf paper and A-Z tabs.
改为你自己准备一个活页夹、一些活页纸和从a到z的标签。
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