Ratog
火箭助推起飞装置
🗣️ 情景例句
I really feel bad about it.
我真的感到很内疚。
If you agree to carry the calf, they'll make you carry the cow.
得寸进尺。
Well, have you considered using the lab in your free class? I suggest you ask Mr. Wu.
噢，你是否考虑过在自习课上利用这个实验室？我建议你问问吴先生。