Professor Orr has developed interesting ways of tagging chemical molecules using existing laboratory lasers.奥尔教授发明了用现有实验室激光设备给化学分子做记号的种种有趣的办法。On the basis cash possession is calculated after using net cash flow analysis ...
He orr she almost never responds orr initiates contact with the adult.他几乎从不对大人发出响应或主动发起交互.On the basis cash possession is calculated after using net cash flow analysis and Miller - Orr Model.在此基础上,文章使用Miller-Orr模型,测算出建筑分...
Sarah and Ella have been friends for seven years.萨拉和埃拉已经有7年的交情了。As they approached the outskirts of the city, Ella's mood visibly lightened.他们快到市郊时，埃拉的情绪明显好转。Ella was scared that someone was watching her.有个人一直在监视埃拉，...
她的裙子给钉子挂住了.Her skirt got caught on a nail.我的衣服被钉子挂住了.My dress hitched on a nail.他甩出去的钩子没挂住石头, 又落回到地面.The hook which he had thrown did not catch on the rocks, and dropped back to the ground....