他接受了三个小时的心脏手术。
钻机充一次电大约要三个小时。
无论你走哪一条路都需要三个小时。
她花了三个小时修理自行车。
最糟糕的是必须在雨中等待三个小时。
我想得用差不多三个小时吧。
我们停电三个小时了，不过现在又来电了。
We were without electricity for three hours but it's on again now.
雨下了整整三个小时。
这架喷气式飞机在仅仅不到三个小时的飞行后就抵达了。
慈善演出持续了近三个小时。
沙米姆走了三个小时去取水。
从西安到拉萨的飞行时间不到三个小时。
现在，人们开车到巫山最近的城镇需要三个小时。
It takes people three hours to drive to the nearest town in Wushan now.
学生每周至少应该有三个小时的体育活动。
School students should have at least three hours of active physical activity each week.
在妈妈回来之前，凯蒂和爸爸忙活了三个小时。
我也有私人课程——老师会给我一对一上三个小时的课。
Also I had private lessons—the teacher would give me one-to-one class for three hour.
在运输过程中，我们每三个小时就在高速服务区休息30分钟。
During the transportation, we rested at the high-speed service areas for 30 minutes every three hours.
三个小时后，桌上只有两道菜——一份沙拉和一份形状奇特的煎饼。
Three hours later, only two dishes were served on the table—a salad and a pancake in a strange shape.
如果我能把我的粘土带到这里，每天下午工作三个小时，我就可以在你办公的时候自己完成大部分项目。
If I were to bring my clay here and work for three hours every afternoon, I could complete most of the project while you are at your desk.
他们三个小时前就准备好了。
我不能忍受每天在火车上坐三个小时。
I couldn't bear to spend three hours sitting in a train every day.
摩西花了三个小时照看蜜蜂，被蛰了五次。
Moses spent three hours looking after the bees and was stung five times.
我需要至少三个小时。
我等待了三个小时。
你必须在同一个房间为了多个课程坐三个小时。
You always have to sit in the same room for three hours for multiple classes.
长达三个小时的汉语考试将对学生的听力与阅读能力进行测验。
The three-hour-long Chinese test will quiz students on their listening and reading.
我还花了三个小时来写我的演讲稿，告诉他们如果有问题可以找我。
I also spent three hours writing my speech, saying that I was the one they could turn to whenever they had a problem.
为了脱离月球，地球必须旋转得如此之快，以至于一天持续的时间少于三个小时。
In order to spin off the Moon, Earth would have had to rotate so fast that a day would have lasted less than three hours.
学生平均每天要花三个小时来完成作业，但是如果遇到难题，完成作业的时间就得延长。
On average, students have to spend 3 hours finishing homework every day, but if we are stuck by difficult questions, the time will be extended.
我花了三个小时才总算读完它。
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