Phosphonothionic acid
[化] 硫羟膦酸
🧩 词语组成解析
🗣️ 情景例句
Relax, Harry.
不要紧张 ，Harry。
The defeated army must assent to the domination of the victors.
被打败的军队必须同意胜利军队的支配。
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。