primary planet 中文意思是什麼
primary planet
解釋
一級行星齒輪-
Sharing nature with children is an environmental education guidebook for teachers of pre - primary children. when pre - primary teachers go through the learning process together with their pupils, they will explore the joy of environmental education and learn how to live sustainably in order to protect the earth the only planet that we and later generations have live on
與孩子分享大自然是為教導學前兒童的教師而設的環境教育指南,教師與學生一起學習時,不單可發掘環境教育的樂趣,而且也能學習怎樣維持資源生生不息,以保護我們及下一代賴以生存的唯一的地方地球。 -
Its primary missions are to locate water sources, scour the martian landscape and assess the radiation environment on the planet
2001年10月,火星漫遊者號將到達火星,探索火星的水源勘察表面以及測量輻射水平。
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