| 1. | Steam has fogged the bathroom mirror . 水蒸气遮住了浴室镜子。 |
| 2. | This machine is driven by steam . 这部机器是用水蒸气推进的。 |
| 3. | A thin cloud of steam was rising from the spout . 喷口处冒出一股薄薄的水蒸气。 |
| 4. | Steam condenses into drops of water . 水蒸气凝成了小水滴。 |
| 5. | The vapor made his eyes prick . 水蒸气使他眼睛刺痛。 |
| 6. | Water vapor is a normal constituent of the atmosphere . 水蒸气是大气的正常组成部分。 |
| 7. | Our breath is misting up the car windows . 我们呼出的气渐渐给汽车的窗户上蒙上一层水蒸气。 |
| 8. | A cloud is a condensation of water vapour in the atmosphere . 云是由大气中的水蒸气凝结成的。 |
| 9. | " fog , mist " haze are all water vapor at ground level and above . “fog,mist,haze”均为地面及地面以上的水蒸气。 |
| 10. | The capacity of air to hold water vapor depends on its temperature and pressure . 空气保持水蒸气的能力取决于温度和压力。 |