Tetraphosphine
四膦
🔁 扩展释义
【化】 四磷
🗣️ 情景例句
I'm really impressed by your show.
你的展览让我留下了深刻的印象。
Measure for measure.
以牙还牙。
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。