"a ball of fire"
"The moon orbits around the Earth" "The planets are orbiting the sun" "electrons orbit the nucleus"
The Wheels, or Orbs, upon which Providence turns.
Two large tears orbed themselves beneath the Professor's lids.
牛津高阶第八版
美国韦氏词典
Dictionary.com
Free Dictionary
维基百科 (自由的百科全书)