Threaded O-ring seal helps prevent leaks.

螺纹O形圈使密封更好。

youdao

"Ring ring seal," after class, and wow thiophene!

“铃铃钤”下课了，哇噻！

youdao

Nowadays, the piston ring seal is really what the break in process is all about.

如今，磨合就是在磨合活塞密封环。

youdao

The butler and the housekeeper get a seal ring and ten dollars each.

VOA: special.2011.08.13

To prevent forgery, Bertone will break the pope's fisherman's ring by hitting it with a small hammer, a tradition that was started when the ring was used to seal documents.

CNN: Huge challenges await next pope

He will surrender his gold ring of office, known as the fisherman's ring, and his personal seal will be destroyed in the same way as when a pope dies.

BBC: Benedict XVI to be known as 'pope emeritus'