non-uniform speed 非均匀速率
non uniform speed 非一致速率
uniform speed spiral 等速螺线
For a minute or so, our train seems to travel at a uniform speed.
一分钟左右以后,我们的火车似乎在匀速行驶。
For a minute or so, our train seems to travel at a uniform speed.
约有一分钟左右,我们所乘的火车似乎是在以均匀的速度向前运行。
She won by running like a robot, with uniform speed through the entire course.
她赢得了比赛:跑得象个机器人,整个行程保持统一的速度。
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