您要查找的是不是：
- Water contains hydrogen and oxygen. 水含有氢和氧。
- The river Thames is spanned by many bridges. 泰晤士河上有很多桥。
- This city is noted for its various bridges. 这个城市因为各种桥梁而著称。
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
- Many bridges were swept away by the floods. 洪水冲毁了许多桥梁。
- In paris tramps often doss down under the bridges. 巴黎的流浪汉常常睡在桥下。
- Water is composed of the elements hydrogen and oxygen. 水是由氢元素和氧元素组成的。
- hydrogen bridges 氢桥
- Water may be resolved into hydrogen and oxygen. 水可以分解为氢和氧。
- Cultural exchanges are a way of building bridges between nations. 文化交流是国与国之间建立联系的桥梁。
- The hydrogen is the known the lightest element. 氢是已知的最轻的元素。
- Dental prosthetics involving a bridge or bridges. 用齿桥补牙用一个或多个齿桥进行牙齿修复
- Hydrogen and oxygen combine/Hydrogen combines with oxygen to form water. 氢与氧化合成水。
- A molecule of water consists of two atoms of hydrogen and one atom of oxygen. 水分子含有两个氢原子和一个氧原子。
- Water can be dissolved into hydrogen and oxygen. 水能分解成氢和氧。
- Both hydrogen and oxygen are elements. 氢和氧都是化学元素。
- All the bridges over the Thames offer fine views. 从泰晤士河上的所有大桥上都能看到优美的风光。
- Hydrogen is a one-valence element. 氢是一价的元素。
- A hill bridges the town from east to west. 一座山从东向西横贯全镇。
- Much water has flown under the bridges since. 自从那时起,已经过了许多时间。
