取哪一种翻译要看你要表达的意境或意思。炒股票： stock trading / trade stocks (平和的翻译）buy and sell stocks speculate on stocks (有投机之意）scalp a stock (倒卖买卖以期获得小而快捷之利润）trade and speculate stocks as a living (以买卖投机股票来营生）保证金:deposit (押金，保证金）cash deposit. (以现金存放的保证金）guarantee / guarantee money / guarantee bond (保金，保证金）earnest / earnest money （定金，保证金）security deposit （安全保证金）margin deposit. ("孖展"账户保证金/以按金方式交易的保证金）bail / bail bond (保释金，作以保释用途的保证金) recognizance (法律术语- 保证书, 保释金, 保证金）surety / surety money / surety bond (银行术语 - 担保，作为偿还债务或合同担保的保证金）
我是中吃货
