她病得很严重，被戴上了人工呼吸器。She was so ill that she was put on a respirator.有机食品是未使用人工化学制剂和杀虫剂的纯净食品。Organic food is unadulterated food produced without artificial chemicals or pesticides.我们这一系列的药草茶不含防腐剂、色素以及人工调味品。Our range of herba...
Colloidal particles are bombarded by molecules of the dispersion medium.胶粒会受到分散介质分子的碰撞.Small molecule atomic particles, atoms extranuclear electron transfer.份子原子小粒子, 原子核外电子转.The pans were held in both hands and swirled a...