柯林斯词典earthward /ˈɜːθwəd/ 1. ADJ directed towards the earth 朝向地球的2. ADV →a variant of earthwards 返回 earthward剑桥词典towards the earth , from the air or from space 向地球（地）；向地面（地） The plane began to spiral earthward. 飞机开始盘旋着坠向地面。 返回 earthward