The signal handler is called with a value of 18 (SIGCHLD), the child's exit is acknowledged, and the parent goes back to its sleep(60).
然后使用值18（SIGCHLD）来调用信号处理程序，确认子进程的退出，并且父进程返回到sleep（60）。The query results are returned in a message; the maximum number of results to be returned can be specified in an inbound parameter.
查询结果在消息中返回；可以在一个传入参数中指定要返回的结果数量。Perhaps the hero would swing his sword and reduce the villian to baloney slices, only to have him reappear as if magically rejoined.
也许英雄会摆动他的剑和减少小人，以baloney片，只有有他出现，犹如神奇的返回。Back at home, Captain and Maria return. Captain pulls down the Nazi flag hanging on the front house, tearing it apart. The children come in.
上校、玛丽亚已返回家中。上校扯下门前悬挂的纳粹党旗。这时孩子们进来了。Without a penny on him, he then undergoes an arduous but hilarious journey freeloading his way across America from Los Angeles to New York.
于是身无分文的杰克经历了一段充满艰辛却又逗趣十足的旅程，他靠着别人的帮助从洛杉矶到纽约横越了整个美国，返回家乡过圣诞节。Kate was right on the cusp of a wonderful career, but for a few months, she couldn't get work and had to return to her job at the lunch bar.
凯特恰好正处在一个很好的职业尖峰，但几个月后，她无法工作，并已经返回午餐酒吧工作。Today, China is returning once more to its historic position as the dynamic centre of the global economy.
今天的中国正再次返回到充当充满活力的全球经济中心的历史地位。But the plan does not address when residents might be able to move back into evacuated communities near the plant.
不过，这个计划无法回答居民返回工厂附近疏散地区的时间问题。The return type and parameter types of a method must be at least as accessible as the method itself.
方法的返回类型和参数类型必须至少与方法本身具有同样的可访问性。