The solution, of course, is to use finally to release the semaphore permit; an easy enough — but all-too-often-forgotten — approach.
当然，解决方案是使用finally来释放信号量许可证，这是一个很简单却容易被遗忘的方法。
2
The F. A. A. has an additional 164 permit applications pending, and early this fall expects to release new rules, which Mr.
联邦航空局有一附加的164号许可证申请待定，早期的这个结论期待着新规定的出台。
3
It took photographer Joel Sartore three months to get the permit required to capture, photograph, and release a single fly from its threatened sand dune habitat in California.