Comprint
私印版（未经作者同意私印其作品）
🗣️ 情景例句
What about you?
你呢？
How thick is the ice here?
这儿的冰有多厚？
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。