planets
n. 行星( planet的名詞複數 ); 地球(尤指環境)
A planet is a large, round object in space that moves around a star. The Earth is a planet.
The picture shows six of the eight planets in the solar system.
這幅圖示示了太陽系八大行星中的6顆。
Does life exist on other planets?
其他行星上有生命嗎?
Which planets can sustain life?
哪些行星可以維持生命的存在?
Asteroids, also known as " minor planets ", are numerous in the outer space.
小行星, 亦稱為 “ 小型行星 ”, 在外太空中不計其數.
The earth is one of the planets in the Galaxy.
地球是銀河系中的星球之一.
Travel through space to other planets interests many people today.
現在很多人對去宇宙中其它行星旅行感興趣.