When a read lock exists, many read operations may use this lock.

当存在一个读锁时，很多读操作均可使用这个锁。

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The normal behaviour of a database access is to get a read lock on the queried data, which gets transformed into an update lock if data is updated.

数据库访问通常会对被查询的数据进行读锁定，在数据更新后会变成更新锁定。

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With this type of lock, concurrent applications can read from or write to the locked table.

有了这一类型的锁，并发应用程序就可以读或写已锁定的表。

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"We thought the catalyst idea had legs, so we read the research, found out who the authors were and tried to lock up all those people, " says Perlman.

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It was pointed at the lock and a separate piece of x-ray sensitive film was used to read the scatter.

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Samsung's likely aware of the bug already and when quizzed about the Note II vulnerability, said a fix for lock screen issues on affected "Galaxy devices" was in the works (read: they didn't say the Note II specifically).

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