Plankton and nekton are pelagic organisms.浮游生物和自游生物都是海面的生物.The fish live on the plankton.这种鱼靠吃浮游生物为生。Plankton is at the bottom of the marine food chain.浮游生物处于海洋食物链的最底层.Krill swam with the plankton , a school of young men...
...white flowers edged in pink...粉边白花North American dogtooth having solitary white flowers with yellow centers and blue - or pink - tinted exteriors.北美的一种赤莲属植物,具有单生的以黄色为中心的白色花朵.He waited some 80 to 100 yards from the big...
我所在的公司经历了一段困难时期。The company I work for went through a rough patch.我们正在经历现代最严重的一段经济衰退。We are in one of the most severe recessions in modern times.把她的人生比作一次海上航行不足以说明她丰富的经历。The comparison of her life to a sea voyage simplif...