柯林斯詞典earthward /???θw?d/ 1. ADJ directed towards the earth 朝向地球的2. ADV →a variant of earthwards 返回 earthward劍橋詞典towards the earth , from the air or from space 向地球（地）；向地面（地） The plane began to spiral earthward. 飛機(jī)開始盤旋著墜向地面。 返回 earthward