Lithergol
单组份火箭燃料
🗣️ 情景例句
with photographs of my family, I cried.
连同家人照片时，我哭了。
He is very nervous, so he takes a lot of pills.
他非常的神经质，所以要服很多药
Yes, that's right! Where did you see it?
对，没错！你在哪见过吗？