| 例句 |
noun the planets of our solar system太阳系的行星 the planet Earth/Venus/Mars地球；金星；火星 the battle to save the planet拯救地球的战斗 He thinks being a father is easy. What planet is he on? 他认为做父亲很容易，他真是天真！ He looked like something from another planet! How many planets orbit the sun? Hubble has found around 100 new extrasolar planets. She believes there is life on other planets. The spacecraft is currently in orbit around the red planet. We are destroying the planet with our fossil-fuel lifestyle. Will recycling help save the planet? creatures from an alien planet rocky planets like Venus and Mars the outer planets of our solar system the search for Earth-like planets |