Geocenter
地球质量中心
🗣️ 情景例句
Turkey and ham are traditional dishes for Christmas.
火鸡和火腿是圣诞节传统的食物。
I want to make an overseas call to the United States?
我想打个电话到美国去。
The lower gun-ports were now below water and the inrush sealed the ship's fate.
下层炮眼已淹没在水里，涌进船舱的水给瓦萨号带来了难以逃脱的厄运。