That's a skillful piece of bricklaying.那是件精巧的砌砖工作.Now, I'm going to show you something about bricklaying.我现在要告诉你一些有关砌砖的事.We don't train them only in bricklaying, but also in other building techniques.我们不仅仅...
目的:评价异 丁基 壳聚糖作为生物材料的安全性.Objective To evaluate the bio compatibility of isobutyl - chitosan as a material.使用二异丁基-二甲氧基硅烷, DQ催化剂的氢调敏感性更好.With di - iso - butyl dimethoxy DIBS, DQ catalyst was more sensitive to hydrogen regul...
A visitor savors a twilight run along a beach on the island of Tobago.在多巴哥岛黎明的微光里,一位旅者正在海边怡人风光中跑步.The dining room of a small hotel on Tobago offers a poolside seat.这个南美多巴哥岛的小旅馆,在餐厅提供有靠近游泳池的雅座.Barbados and the Republic of...
囚犯们在监狱墙下挖地道逃跑了.The convicts undermined the prison wall and escaped.救援人员挖地道通向那些探察洞穴的人.The rescuers tunnelled their way ( in ) to the pot - holers.他们在围墙下面挖地道通向远处的树林.They tunnelled along under the walls and up into the wood...