road safety是什么意思 road safety怎么读
road safety的英文翻译是什么意思，词典释义与在线翻译
road safety的用法和样例
- Driving too fast by school can endanger the children's safety.
在学校附近行车过速可能会危机学童的行车安全。 - Train servicing is the key job for the safety of the high-speed railway.
摘要列车整备是高速铁路保障行车安全的重要工作。
展开更多
