Ethanamidine
乙脒
🗣️ 情景例句
I major in English and minor in French.
我主修英语，副修法语。
I'm thirsty. It's too hot and dry.
我口渴了。天气太热太干燥了。
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子