The new high speed trains will shave half an hour off the journey time.
新的高速火车将削减半个小时的旅程时间。
In the best case, the company keeps moving forward at about half speed.
最好的情况，公司可以以半速前进。
And so twice the mass will get half the speed.
质量增倍则速度减半。
半速前进速度是多少？
When it dives, its heart slows to half its normal speed.
当它潜水的时候，它的心脏跳速可以变慢到正常速度的一半。
Thee train slowed down to half its speed.
火车速度减慢了一半。
Our blue sensitive, half speed film offers fine grain and high contrast.
我们的感蓝半速胶片提供了优良的晶粒和高对比度。
When it dives, its heart slows to half its normal speed.
当它潜水时，它的心跳速度就能减慢到正常心跳的一半。
The train slowed down to half its speed.
火车速度减慢了一半。
China's economy grew at a speed of 7.6% in the first half of this year.
上半年，中国经济同比增长7.6%，较之以往8%以上的增速确实有所放缓。
China's economy grew at a speed of 7.6% in the first half of this year.
上半年，中国经济同比增长7.6%，较之以往8%以上的增速确实有所放缓。
应用推荐