【词汇讲解】
1.bristle n. 刚毛，猪鬃
如：The brush is made of animal bristles.
刷子是用动物的鬃毛制造的。
His chin was covered with bristles.
他的下巴上长满了胡子茬。
2.static adj. 静态的，静力的，静止的，静电的
如：I do not get any static on my set.
我的电视机没有静电干扰。
House prices, which have been static for several months, are now rising again.
房价稳定了几个月，现在又上涨了。
3.humidity n. 湿度，湿气
如：Any of several instruments that measure atmospheric humidity.
湿度计测量大气湿度的几种器具的任何一种
An instrument designed to indicate or control the relative humidity of the air.
恒湿器一种用于显示或控制空气中相对湿度的仪器
4.prevalent adj. 流行的，普遍的
如：Is malaria still prevalent among the populationhere?
疟疾是否仍为此地居民的多发病?
The prevalent opinion is in favour of reform.
一般舆论都支持改革。