Herds of bison live in the park.公园内住有成群的野牛。In the year 1700,about 60 million bison wandered freely in North America.在1700年约有6000万头野牛在北美无拘无束地活动。Large herds of bison used to live on the plains of North America.大群的野牛过去曾生活在北...
Our radar began tracking the jets...我们的雷达开始追踪喷气式飞机的动向。He began comically ad-libbing a script...他即兴调侃起了一段剧本。Jane began to rebuild her social life which had been non-existent since her marriage...简开始重新建立自己自结婚以来便陷于沉寂的社交生活。T...
They are willing to sign away their entire worldly possessions.他们愿意签字放弃所有财产。She advised academic authors not to sign away their copyright to publishers.她建议学术作者们不要把版权出让给出版商....
Int he paper , classify clay area into hard rock dickite, altered kaolin and sandy kaolin.将区内高岭土分为硬质地开石 、 蚀变高岭土和沙质高岭土.Computers allow the plans to be fine-tuned and to be altered quickly.计算机使得这些图样能够得到细调，并且可以迅速更改。And DPR ...