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——被当作单个事务处理。

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You can only undo a single transaction.

只能撤消一个事务。

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Short-running processes run within a single transaction.

短期运行流程如何在一个事务中运行。

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So you can bet on an appreciation of the krona against the euro in a single transaction.

FORBES: Euro Trashed

Indeed, one of the great mysteries is how many dealers are pulling a fee from a single transaction.

FORBES: Who's Watching The Watchdog?

But they don't let reservation systems and online ticket sellers to combine those ultracheap fares with connecting flights in a single transaction.

WSJ: A Trick for Cheaper Flights Hiding in Plain Sight