Nitropenton
四硝季戊四醇
🗣️ 情景例句
Would you like a beer?
你想喝杯啤酒吗？
I'm washing the car in the garage.
我在车房洗车。
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。