piston ring guard 活塞环防护器 ; 活塞防护器
Guard Ring [电子] 保护环 ; 护圈 ; [机] 护环 ; 保险环
guard-ring detector 保护环探测器
guard ring tocograph 保护环分娩力描记器
piston guard ring 活塞护环
guard ring type capacitor 保护环式电容器
guard ring of stern tube 尾轴管防护环
Guard-ring 加德戒贵 ; 防护圈
guard-ring condenser 环护电容器 ; 保护环电容器
The guard clanked his heavy ring of keys.
看守把他的那串沉甸甸的钥匙弄得叮当响。
Coming complete with their matching Turbine rings, these cranks are available in both triple, double and two ring and guard combination options.
即将与他们匹配的涡轮戒指完成后，这些曲柄同时具备三重，双和两个戒指和后卫的组合方案。
But Dallas point guard Jason Kidd, a 17-year-vet and nine-time All-Star, is a Hall of Famer who wants a ring too.
但是达拉斯的后卫基德，一个17年老兵，9次参加全明星，已经满是荣誉，还需一枚戒指来增光添彩。
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