None of the water from Lake Powell is used to irrigate the area.鲍威尔湖的水一滴都没有用于灌溉该地区。They have built canals to irrigate the desert.他们建造成水渠以灌溉沙漠.They are already discovering how to colonise Venus and to irrigate the moon.他们...
Other causes of migraine are VDU screens and strip-lighting.偏头痛的其他诱因还有电脑的视频显示器和灯管照明。These symptoms are particularly associated with migraine headaches.这些症状尤其与偏头痛相关。I'm getting a migraine.我得了偏头痛。...