能见度的英文：
visibility

Fog restricted visibility.
雾天能见度很低.

The pilot reported bad visibility over the airport.
飞行员向机场报告能见度很低。

Black smog reduced visibility to about fifty yards.
黑色的烟雾使能见度降到大约五十码左右。

Pollution in the air reduced the visiBility near the airport.
空气中的污染降低了机场附近的能见度

Fog and drizzle can sometimes disrupt air traffic and ferry services because of reduced visibility.
雾和毛毛雨使能见度降低，有时更令航空和渡轮服务中断。

King Bhumibol seems to have mastered the art of remaining highly visible, yet at some level out of sight.
泰皇似乎已精通于保持高能见度，却又某种程度淡出的艺术。