pinions; pinioned; pinioning
pinions; pinioned; pinioning
Learner's definition of PINION
[+ object]
: to tie up (someone's arms or legs) very tightly捆住,束缚住(某人双臂或双腿) 2 pinion /ˈpɪnjən/ noun
plural pinions
plural pinions
Learner's definition of PINION
[count] technical
: a small gear in a machine小齿轮