?座圈密封装置
... race running ==> 空转 race seal ==> 座圈密封装置 race track ==> 跑道形电磁分离器 ...
业进工业社
封赛卡傻眼
He has put himself back in the race by winning Georgia: he gets secret service protection from today, the US Government's seal of seriousness on a candidate.
BBC: Romney fails to seal the deal on Super Tuesday
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