a bank account against which the depositor can drawn checks payable on demand

atomicity enables the two operations -- the subtraction from the savings account and the addition to the checking account -- to be treated as a single transaction.

原子性使得这两个操作 ——从储蓄帐户减钱和向支票帐户加钱 ——被当作单个事务进行处理。

to illustrate the session facade pattern, let's consider a use case where the user can debit her checking account to make a loan payment.

为了说明会话虚包模式，我们来考虑这样一个用例，用户能将贷款支付的帐目记入她的支票帐户的借方。

this approach will work, but it has an unfortunate side effect: the checking account balance is lower than when the test started, making other testing more difficult.

该方法将起作用，遗憾的是，它有一个副作用：支票帐户余额比测试开始时少，这使得其它测试变得更困难。

do you balance your checking account each month?

每个月有没有结算一下你的活期账户？

keep his money in a checking account – if you want to increase your wealth you have to set your money up to make more money.

把钱存银行里（译者：这里指活期存款账户）——如果你想增加你的财富，你就得把钱攒起来去挣更多的钱。

after all, from a savings perspective, are there material differences between a checking account at citicorp versus one at bank of america?

从储蓄的角度来看，一个花旗银行的存款账户和一个美国银行的到底有本质差别吗？

one person can have many checking accounts, and one checking account can be managed by many people.

一个人可以有多个支票帐号，一个支票帐号也可以由多个人来管理。

if someone tries to update the checking account balance column to a negative amount, we try and see if we have enough in the savings account to make up for the negative amount.

如果有人想要将支票帐户的余额列更新为一个负数，我们就可以试着看看在储蓄帐户中是否有足够多的钱来补偿这个负数。

make savings a habit. every month, have a small amount–say $5 to $10–automatically transferred from your checking account to a savings account.

养成储蓄的习惯。每个月都自动地把你活期存款户头上的一小笔钱转到你的储蓄存款户头上，比如5至10美元。

so if they chose to ride a bike instead of a car, an automatic transfer of the allotted monthly gas money saved goes from a checking account into a savings account.

这样，如果他们用骑车代替了汽车，每月省下的油钱就会从支票账户转账到一个储蓄账户。

while you’ll want your emergency savings to be liquid, consider keeping it in a different bank than your main checking account and declining a debit card.

当你想让你的应急储蓄流动的时候，可以考虑把钱存在不同的银行而不要放在你的主支票帐户，同时不要使用借记卡。

the service provider simulates a checking account crediting service.

服务提供者将模拟一个活期存款帐户信贷服务。

better deal: if you want back-up protection without the overdraft fees, consider setting up a savings account linked to your checking account so funds can be transferred in case of an overdraft.

更好的交易：如果你需要类似的透支保护，但又不想交纳费支费用，考虑将储蓄存款帐户与你的支票存款帐户联结起来，联结起来后，现金的转账是以透支的形式来处理的。

get your bank to transfer 100 dollar (or 200 or 500 dollar etc) from your checking account into a savings account, at the start of each month.

每个月初，银行自动把活期存款里的100美元（或200 美元、500美元）转到储蓄账户。

how can i close my checking account now?

现在我能取消我的支票账户吗？

bank of america (bac) and wells fargo (wfc) both announced new debit card charges, and citigroup is raising some checking account fees aimed squarely at main street.

美国银行和富国银行最近都宣布将新增借记卡收费项目，而花旗将提高部分支票账户的收费，买单者显然正是主流社会。

normally ,we use the term current or demand account when we talk about a checking account maintained by a business firm.

通常当我们谈论到由企业持有的支票帐房时，我们就使用往来帐户或者活期帐户这样的术语。

move your money from your checking account to a high-yield savings account.

把钱从活期存款账号上移到收益高的储蓄账户上。