Genogram
家谱图
🗣️ 情景例句
Robbie, Robbie, remember me?
Robbie， Robbie，记得我吗？
How much does she eat?
她要吃多少？
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。