adj.4小时的
He finally break down under the four hour's strain. 在四小时的压力下他终于支持不了。
The meeting dragged on for nearly four hours. 会议单调乏味地持续了近4个小时。
I knocked off at six o'clock after studying for four hours. 学习了4个小时后，我在6点停止学习了。
After walking for four hours we were beginning to flag. 步行了四个小时以后，我们开始累了。
Take this medicine every fours hour and stay in bed for two day. 每隔四小时服用这些药，卧床休息两天。
They moved a resolution demanding a forty four hour working week . 他们提议要求每周工作44小时。
