circumcavate

例句：

1. 1. The moon is circumcavated by the Earth's shadow.
   月亮被地球的影子环绕。
2. 2. The citywas surrounded by a seaof trees.
   这座城市被一片树林包围。
3. 3. The ship circled around the islandbefore landing.
   船只在着陆前绕着岛屿转了一圈。