Protonogram
质子衍射图
🗣️ 情景例句
You're just wasting your breath.
你在白费口舌。
Either win the horse or lose the saddle.
不是全赢，就是全输；孤注一掷。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。