Many aqueducts from ancient Roman times still stand today near the Mediterranean Sea.许多古罗马时代的引水渠至今还保留在地中海附近....a nationwide system of aqueducts to carry water to the arid parts of this country.将水输送到该国干旱地区的全国性导水系统Central ...
Many aqueducts from ancient Roman times still stand today near the Mediterranean Sea.许多古罗马时代的引水渠至今还保留在地中海附近.Hilly countries can be canalized by the construction of locks, tunnels, and bridge aqueducts.可以通过修筑闸门 、 隧道及高架引水道...
.。。“加热器起作用了。”——“什么加热器？”"The heater works."—"What heater?"厨房 、 加热器以及其他电器设备都处于完好的工作状态.The cooker, heaters and other electrical installations are all in perfect working order.把加热器开足.Run the heater at full blast....
牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。When not removed, plaque causes tooth decay and gum disease.戒指内侧有一层厚厚的锈斑。The tarnish lay thick on the inside of the ring.她比较胖，脸色暗淡、多斑。She was rather fat, and her complexion was muddy and spotty....
Chronic nonspecific ulcerative colitis is a disease with exacerbations and remissions.慢性非特异性溃疡性结肠炎这种病可以恶化亦可缓解.Interferon is probably the most significant nonspecific antiviral substance.干扰素可能是最重要的一类非特异性抗病毒物质.In some case...
Set up the mosquito net before you make the bed.铺床前先把蚊帐挂起来.The robot orderly, for example, can deliver meals and prescriptions; It'still can't make the bed.以机器人勤杂工为例, 它能够送饭和药方, 但是还不会铺床.They have to make the bed...
Some food labelling practices really get my back up.有些食物标签的贴法实在让我生气。He booted the ball 40 yards back up field.他一脚踢出40码远，把球踢回前场。Alternative treatments can provide a useful back-up to conventional treatment.替代疗法能为传统的治疗提供有效...