您要查找的是不是：
- A material or fabric that is impervious to water. 防水材料不透水的材料或织物
- A material impervious to water. 不透水的材料
- a material impervious to water; steel impervious to bullets; someone impervious to argument. 不透水的物质；子弹不能穿透钢铁；有人不接受批评。
- a material impervious to water; steel impervious to bullets; someone impervious to argument 不透水的物质；子弹不能穿透钢铁；有人不接受批评
- It could not pass through material impervious to water such as mica. 它不能通过云母这样的不透水的物质。
- Rubber boots are impervious to water. 橡胶鞋是防水的。
- a material or fabric that is impervious to water 不透水的材料或织物
- This material is impervious to rainwater. 这种材料防雨。
- A material witness failed to appear in court. 一名重要的证人没有出庭。
- As a result, we have to water the vegetable garden. 因此我们不得不给菜地浇水。
- This material is impervious to gases and liquids. 气体和液体都透不过这种物质。
- The teacher had to water down the course for a slow-learning class. 教师不得不降低课程的要求以迁就慢班的学生。
- Steam is condensed to water when it touches a cold surface. 水蒸汽触及冷的表面即凝结成水。
- This material is impervious to rain-water. 这种材料防雨.
- Impervious to or unaffected by water. 防水的不透水或不为水所影响的
- We have to water this cactus once a month. 我们必须每月给仙人掌浇一次水。
- That is the only way to water down its influence. 这是冲淡它的影响的唯一办法。
- He made a material contribution to the work. 他对工作做出了重要的贡献。
- Rubber boots are impervious to water 橡胶鞋是防水的。
- A material encrusted on a surface. 硬壳表面表面的硬壳状物
