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- The proteins and polysaccharides attach to the skin to provide a protective shield, while proteins build a barrier against acids and bases. 它里面含有的蛋白质以及多糖黏附在皮肤上可以为其提供保护膜,而且蛋白质可以作为抗酸碱的屏障。
- Poor health may be a barrier to success. 健康欠佳可能成为取得成功的障碍。
- The crowd linked arms to form a barrier. 群众臂挽著臂组成人墙。
- It takes a lot of labor to build a railway. 修筑一条铁路要花费许多劳动力。
- Best thing would be to build a fire. 最好是生一堆火。
- He was appealing for funds to build a new school. 他在恳求拨款修建一所新学校。
- Heavy duties on imports and exports are a barrier to international trade. 进出口的高关税是国际贸易的障碍。
- They are said to build a hospital here. 据说他们要在这里盖一家医院。
- It takes a lot of labour to build a railway. 修筑一条铁路要花费许多劳动力。
- He laid big stones at his house and began to build a pigsty. 他把大石块堆在房子前开始垒猪圈。
- The design was to build a new library. 计划是建造一个新图书馆。
- This heap of stones will act a s a barrier. 这块大石头将会担当障碍物。
- They have decided to build a dam across the river. 他们决定在这条河上建一座水坝。
- The police put a barrier across the road. 警察设了路障。
- The counsel to build a new airport was approved. 新建一个机场的计划获得批准。
- The driver jumped a horse over a barrier. 骑手骑马跳过障碍。
- The committee have adopted a resolution to build a park. 委员会做出一个项决议,决定兴建一座公园。
- The purpose of the skin is to act as a barrier. 目的皮肤是充当一个障碍。
- What a coil, and what a barrier! 多大的麻烦,多大的障碍啊!
- They're tearingdown these old houses to build a new office block. 他们正拆除这些旧房子以便建一座新办公楼。