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- Non - road mobile source 非道路移动源
- Meeting the NAAQS often requires emissions reductions from mobile sources. 为达到国家空气质量标准，时常需要自移动污染源降低排污量。
- Road Mobile Intercontinental Ballistic Missile 路基机动洲际弹道导弹
- Mobile Source Emission and City Communication 机动车排放污染与城市交通环境
- Since these mobile sources, as they are called, are increasingly the major contributors to the urban air pollution problems that remain, this change bodes well for the future. 因为这些移动的污染源，正如人们所说，是城市空气污染问题的主要制造者，这种变革在未来将会有更好的机会。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- The busy road outside the school is a menace. 学校外面那条车水马龙的大道是个危险之地。
- There was a steep climb on the road out of town. 市外公路上有一处很陡的上坡路。
- A careless driver is a menace to all road users. 漫不经心的驾驶员对于路上所有车辆和行人都是危险的。
- The road is too narrow to allow the passage of gondola. 这条街太窄，大型货车不能通过。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- An old jeep is putter along the road. 一辆旧吉普车沿路迤逦而来。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- The big car purred along the road. 那辆大汽车一路呜呜地开了过去。
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- The damaged car was labouring along the muddy road. 那破车泥泞的道路上慢吞吞地向前爬行。
- The road to the village branches off on the right. 通往该村的道路向右转为一条小路。
- A long line of car is unable to pass that road hog. 一长串的车子无法超越那个挡道的汽车驾驶。
- The road is only negotiable in the dry season. 这条道只有在旱季才能通行。
