丛生cóngshēng 1.(草木)聚集在一处生长{(of plants) grow thickly; overgrow}: 杂草～{growth of weeds}|荆棘～。{be infested with brambles} 2.(疾病等)同时发生{(of diseases, etc.) break out at the same time}: 百病～{all kinds of diseases and ailments break out}|百弊～。{all sorts of corruption creeps in}