单词	rat race
释义	rat race [电] 环形导波管
随便看	shafting-earthing device shafting earthing device shafting efficiency shafting foundation shafting grounding device shafting-grounding device shafting hanger shafting lathe shafting longitudinal vibration shafting of ship shafting oil shaftings shafting stability shafting testing lever shafting torsional vibration test shafting transmission efficiency shafting transmitted steering gear shafting vibration shaft inset shaft installation shaft installing sleeve shaft intake shaft joint shaft journal shaft jumbo hgrx hgry hgsf hgsj hgsn hgsr hgss hgsy hgsz hgtc カンシャク持チカンシャサイカンシュカンシュカンシュウカンシュウカンシュウカンシュウホウカンシュカンセイカンショ