withdrawer
拉輪器; 回收器
With·draw·er n. One who withdraws; one who takes back, or retracts.
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withdrawer
n 1: an authority who withdraws permission
2: an individualist who withdraws from social interaction
3: a drug addict who is discontinuing the use of narcotics
4: a contestant who withdraws from competition
5: a student who withdraws from the educational institution in
which he or she was enrolled
6: a depositor who withdraws funds previously deposited