If an application crashes in the middle of a transaction, when it restarts, transaction recovery will roll back the open transaction.

如果在事务进行期间应用程序崩溃，则在重启时，事务恢复将回滚该事务。

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She let her head fall against the scratched window and watched a group of young men awkwardly roll a large rock into the middle of the street to disrupt traffic.

她把头搭在布满划痕的车窗上，看着一群年轻人笨手笨脚地把一块大石头滚到路中间去阻断交通。

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But they shouldn't always play the music so loudly, rock and roll, you know, even in the middle of the night!

但他们也不应该总把音乐声音开的那么大，还是摇滚乐，甚至在半夜也这样！

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The company is in the middle of a roll-out of smaller, portion-controlled sizes of its most popular drinks, and promises to have them in about 90% of the country by the end of the year.

CNN: Coca-Cola weighs in on obesity fight

The 1988 comedy was inspired by The Buddy Deane Show, a Baltimore teen dance showcase of the early and mid-'60s, and what turned Waters on was the fusion of rock 'n' roll with outlandish middle-class tackiness especially the high, laquered hairstyles that doubtless contributed to the erosion of the ozone layer.

NPR: Hollywood's Musical 'Hairspray,' a Little Too Bouffant

The council started to close middle schools in 2011 but suspended the roll out due to a lack of money.

BBC: Suffolk middle school closures continue