从撒克逊时代起就开始采伐塞文山谷的这些树林获取木料。These Severn Valley woods have been exploited for timber since Saxon times.他们清除了大片的森林以经营农耕、采伐与畜牧。They cleared large tracts of forest for farming, logging and ranching.在过去十年里,这个山谷的林木被大肆采伐.This va...
It would be wrong to suggest that police officers were not annoyed by acts of indecency.要是认为警官对粗鄙行为不气不恼，那可就错了。...the indecency of their language.他们言语粗俗They were found guilty of acts of gross indecency.他们因存在严重猥亵行为而被判有罪。It...
The performance of backlight affects LCD � � s display quality directly.背光源是液晶显示(LCD)的核心组件之一,其性能直接影响着LCD的 显示质量.Since they emit light directly , OLED displays do not need a backlight.由于也是自身发光, OLED显示器 可以不用背光灯.Backlight ( ...
他气呼呼地测试着火花塞, 眼睛盯着转换器.Furiously he tested the spark - plugs, stared at the commutator.影响点火的因素有三个, 即燃油的蒸发 、 火花塞的位置和火花能量.Three factors affect ignition, fuel vaporization, sparkplug location and spark energy.火花塞都坏掉了,你还想把车子发动...