地球静止卫星dì qiú jìng zhǐ wèi xīngdiqiujingzhiweixing(astronomy) geostationary satelliteCharacters in this word卫to guard, to protect, to defend地earth, ground, soil星star, planet止to stop, to halt球ball, globe, sphere静still, quiet, motionless, gentleStudy it in Yanamino