when you take money out of a bank account

The bank became suspicious after several large withdrawals were made from his account in a single week. 他的账户仅在一周之内就有数笔大额提现，这让银行产生了怀疑。

the process or action of a military force moving out of an area

The commander-in-chief was given 36 hours to secure a withdrawal of his troops from the combat zone. 要求总司令在36小时内将其军队从交战区撤出。

the act or process of taking something away so that it is no longer available, or of someone stopping being involved in an activity

Doctors demanded the withdrawal of the drug (from the market) after several cases of dangerous side-effects were reported. 报道出现几起严重副作用的病例之后，医生们要求（从市场上）收回这种药物。

Her sudden withdrawal from the championship caused a lot of press speculation about her health. 她突然退出锦标赛引发了媒体关于她健康状况的各种猜测。

behaviour in which someone prefers to be alone and does not want to talk to other people

Withdrawal is a classic symptom of depression. 沉默寡言是抑郁症的一种典型症状。