Macdougallin
仙人掌甾醇, 甲(基)胆甾烯二醇
🗣️ 情景例句
Oh!
噢！
Do you think you'll be able to go to sleep right away?
你认为你将马上入睡吗？
For example, with their help China can send its TV and radio programmes to the other side of the world.
例如，在卫星的帮助下，中国能把自己的电视及广播节目传送到地球的另一边。