Crossing a busy road unless there is a pedestrian crossing , do not cross if the traffic flow is heavy without much variation and the gaps in the traffic are too few or too short to cross safely 如果路上交通繁忙，车辆源源不绝，而车与车之间的空间太少或太窄，以致不能安全横过，除非有行人过路处，否则不要横过马路。
Since nitrogen monoxide emitted from vehicles can remove some ozone in the air , urban areas with heavy traffic flow may have lower ozone levels than other areas with low traffic flow , such as tung chung and tap mun 因为汽车排放的一氧化氮可清除部分空气中的臭氧；因此交通繁忙的市区内臭氧的浓度反而会较市区外的地方为低。
An extra 12 . 5 per cent will be deployed to work in the air traffic control centre and the air traffic control tower during the peak traffic period of the chinese new year to ensure safe , smooth and efficient air traffic operations 在农历新年航空交通繁忙期间，该处将增派百分之十二点五的人手在航空交通管制中心和指挥塔工作，确保航空交通运作安全、畅顺和有效率。
Persons with existing heart or respiratory illnesses such as coronary heart and cardiovascular diseases , asthma , chronic bronchitis and chronic obstructive airways diseases are advised to avoid prolonged stay in areas with heavy traffic 患有心脏病或呼吸系统毛病例如冠状动脉心脏病哮喘慢性支气管炎及慢性呼吸道阻塞毛病的人士，宜避免长时间逗留在交通繁忙的地方。
Persons with existing heart or respiratory illnesses ( such as coronary heart and cardiovascular diseases , asthma , chronic bronchitis and chronic obstructive airways diseases ) are advised to avoid prolonged stay in areas with heavy traffic 患有心脏病或呼吸系统毛病(例如冠状动脉心脏病、哮喘、慢性支气管炎及慢性呼吸道阻塞毛病)的人士，宜避免长时间逗留在交通繁忙的地方。
As a large number of people are expected to turn up at various locations throughout hong kong to watch the dragon boat races , crowds and traffic will be diverted to ensure a smooth flow . police also appeal to members of the public to make full use of the public transport for attending the races 由于预计大量市民会在全港多处地点观赏龙舟竞赛，警方将在人群聚集及交通繁忙的地方疏导人群及实行施交通改道措施，使人流及交通均能畅顺。
Pilots are required to follow these routes unless instructed otherwise by atc . for the efficient management of limited airspace , atc may give pilots a more direct route to their destination or a radar heading for separation with other traffic . 8 . it should be noted that an aircraft in flight cannot follow a track precisely like a train running along a railway track 为有效地利用有限的空域，航空交通管制员不时需要指示机师使用更直接往目的地的航道，或在交通繁忙时，航空交通管制员会指示机师采用其他方向以保持航机间之适当距离。
Yeshine outdoor media netword cover the high - traffic and huge crowd area ， base on its unique concept of media development and combined ideas ； good relationship with government ； excellent customers ； high - cover - rate outdoor media resource ； creative spirit and best service ， it will become the professional media advertizement company 悦盛的户外媒体网路覆盖于交通繁忙及高人流量地段，以其独到的媒体开发、购买和整合理念；密切的政府合作关系、优秀的客户群体、超强覆盖率的户外动感媒体资源优势及不断创新的精神和优良的服务，成为具有本土特色的专业传媒公司。
