智能手机有几十万的应用程序可用，从查询银行余额到预订机票，机主几乎不所不能。
With hundreds of thousands of 'apps' available, smartphones allow users to do anything from checking their bank balance to booking a flight.
“可用资金”与“当前余额”之间有所不同。
There's a difference between "available funds" and "current balance."
第一个是分类帐余额；第二个是可用余额，可用余额是从分类帐余额中除去不可用的金额。
The first is the ledger balance; the second is the available balance, which is the ledger balance with any holds taken into account.
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