In this case, the locks held at the time of the lock wait are.
在这里，发生锁等待时，被持有的锁是。
Jack was about to lock the door when just in time he remembered his key.
杰克正要锁门，忽然(正在那时他及时)想起了他要拿门钥匙。
Tries to enter the lock in read mode, with an optional integer time-out.
尝试进入读取模式锁定状态，可以选择整数超时时间。
Tries to enter the lock in read mode, with an optional time-out.
尝试以选用的逾时，在读取模式下进入锁定状态。
Tries to enter the lock in write mode, with an optional time-out.
尝试进入写入模式锁定状态，可以选择超时时间。
Tries to enter the lock in write mode, with an optional time-out.
尝试进入写入模式锁定状态，可以选择超时时间。
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