Immunisin
免疫素
🗣️ 情景例句
That'd be very nice.
那太好了。
When I slept, he was out.
当我睡了时候，他外出了。
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