The transaction is rolled back in that case.
在那种情况下，事务进行了回滚。
Message is rolled back to where it was picked up.
将消息回滚到拾取的地方。
One of these objects will represent the agent that was rolled back.
这些对象中的一个将表示被回滚的代理。
Therefore, transactions could not be rolled back or committed as a group.
因此，事务不能以组的形式回滚或提交。
At that time, the transaction is rolled back until the last asynchronous point.
此时，事务回滚到前一个异步点。
The ball rolled back onto the court.
球滚回到了球场。
They have rolled back the invading enemy force.
他们已击退入侵的敌人。
The waves rolled back to reveal a black wooden box, half embedded in the sand.
退潮后，露出一只半截埋在沙里的黑色木箱。
There is a Chinese rose, it is dark red, petals rolled back, looks very beautiful.
还有一朵月季花，它是深红色的，花瓣向后卷着，显得非常漂亮。
Otherwise, when we close the connection, the transaction will be rolled back on our behalf.
否则，当关闭连接时，事务将会被回滚。
Return whether this transaction is completed, that is, has already been committed or rolled back.
判断这个事务是否完成，也就是已经提交或者回滚。
Return whether this transaction is completed, that is, has already been committed or rolled back.
判断这个事务是否完成，也就是已经提交或者回滚。
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