circling

动词 circle:

1. travel around something
   同义词：circle
2. move in circles
   同义词：circle, circulate
3. be around
   同义词：surround, environ, encircle, circle, round, ring
4. form a circle around
   同义词：encircle, circle

1. A number of satellites are now circling the earth.
   一些人造卫星现在正环绕地球飞行。
2. The plane was kept circling over the airport before landing.
   飞机于降落前在机场上空持续盘旋。
3. Explorers in remote areas, ships at sea, even astronauts circling the earth axe able to keep in touch with civilization by means of radio.
   到遥远地区探险的人们，在海上航行的轮船，甚至绕地球环行的宇航员们，都能借助无线电与有人居住的地方保持联系。
4. Seagulls were circling overhead.
   海鸥在头顶山盘旋。