Proved damage
[法] 已证实的损害
🧩 词语组成解析
prove的过去式和过去分词
🗣️ 情景例句
One scoop or two?
一杓还是两杓？
Who is going to have dinner?
谁要来吃晚餐？
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。