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- The speed of this aircraft is very high. 这架飞机的速度非常快。
- The hurricane has a speed of 73 miles per hour. 飓风每小时73英里。
- The speed of a runaway horse count for nothing. 脱缰之马的速度毫无价值。
- The speed of light is an important constant. 光速是一个重要的常数。
- Correct sizing of swing check valves is important. 旋启式止回阀通径的正确计算和选择非常重要。
- The speed of the toy boat is variable. 玩具船的速度是可变的。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- Rapidity or speed of motion; swiftness. 迅速，快速运动的快速或速度; 迅速
- When did the first measurement of the speed of sound take? 第一次测量声速是在什么时候？
- Raindrop fall at a speed of about500 to1,000 feet a minute. 雨点以每分钟大约五百到一千英尺的速度下降。
- Airliners in service at present cannot fly faster than the speed of sound. 目前供使用的客运机飞行速度不能超过音速。
- Mach two equals twice the speed of sound. 二马赫相当于声速的二倍。
- The character of swing top cap A2 type is economical. A2型（塑料盖）的特点在于经济性。
- The maximum speed of the aircraft is 800 m.p.h. 该飞机的最大速度为每小时800英里。
- The speed of light boggles the mind. 光速之快，不可思议。
- The workers have timed the speed of the machine. 工人们已经调准机器的速度。
- A performer or devotee of swing and jazz, especially during the1940's. 爵士或摇摆舞的乐师或音乐迷尤指20世纪40年代的爵士或摇摆舞的尔师或音乐迷
- The speed of rockets transcends that of airplanes. 火箭的速度快于飞机的速度。
- Our amusement park just introduced a set of swing logs. We hope you enjoy them. 这套浪桥是我们游乐园新引进的，希望能给大家带来一些运动的欢乐。
- Scientists have determined the speed of light. 科学家们已测定出光的速度。
