| 1. | The visibility deteriorated to below 4km
能见度低至4公里以下 |
| 2. | Smokey conditions and poor visibility are causing crashes
由于浓烟弥漫和能见度低，造成多起交通事故。 |
| 3. | March was marked by low visibility , humid weather and rapidly fluctuating temperatures
三月天气潮湿乍暖还寒及能见度低。 |
| 4. | This device is especially important during inclement or foggy weather condition
在天气恶劣或能见度低的日子，发挥功用更大。 |
| 5. | But do not use tinted helmet visors at night or in conditions of poor visibility
不过，在夜间或能见度低时，不可戴上有色的头盔面罩。 |
| 6. | Fig . 7 monthly distribution of low visibility at chek lap kok apr 1997 mar 2001
图7按月分布图表显示在一九九七年四月至二零零一年三月期间赤角能见度低的情况 |
| 7. | At night or in poor visibility it may be difficult for another road user to see your signal
在夜间或能见度低的情况下，其他道路使用者很难看见骑单车者的信号。 |
| 8. | Back then there was no electric lamps installed , a tiny oil lamp on their helmet was the only light source
地下黑漆一片?加上爆石的灰尘?能见度低之又低?照明全凭头盔上一只小油灯。 |
