Undope
不掺杂
🗣️ 情景例句
Sports help to develop healthy bodies.
运动可以锻炼健康的身体。
Why are you so lazy?
你为什么这样懒惰？
When the brothers were reunited, Hans explained how it was that he was still alive.
兄弟俩团聚之时，汉斯说明了他活下来的经过，