Not sailing at a safe speed; Not sailing in the prescribed sea route;

不采用安全速度航行；不按规定的航路航行；

youdao

Drivers are required to drive at a safe speed on the twisting roads in the mountain.

要求司机们在蜿蜒曲折的山路上以安全的速度行车。

youdao

You should travel at a safe speed relative to the motion of the other vehicles on the road.

你应该使用一个对于道路上其他车辆相对安全的速度行驶。

youdao

The report, however, says the brakes on Toyotas are powerful enough to stop a car even with wide-open throttle, or at least slow it to a safe speed.

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Network Rail said once engineers had removed the mud, rubble and debris and made the line safe, trains would resume at a reduced speed.

BBC: Abseilers inspect Devon railway line landslip