It is, however, necessary on occasion to work outwith these hours.然而，有时候在这些时点之外也需要工作。He treated them seriously and, on occasion, entertained them hilariously.他对待他们严肃认真，偶尔又逗得他们捧腹不已。Nobody is perfect, and everyone acts tho...
从狭义来说, 换热器是一种容器.A heat exchanger, in a narrow sense, is a vessel.一效列管换热器中出来的冷凝液被用来预热进料.Condensate from the first - effect calandria is used for preheating the feed.波面板换热器是一种新型的换热设备,具有广泛的应用前景.The wavy plate heat exchanger...
Wealthy owners of large gardens put up hothouses.大果园的富翁建立了温室.Through the fence one could see flower beds, hothouses filled with exotic plants.透过篱笆,人们可以看到花坛 、 长满异国植物的暖房.We concentrated our work force on setting up the hot...
这个难民注定要过流浪的生活.The refugee was condemned to a life of wandering.我们在那里遇到了一伙流浪的乞丐.We met a band of vagrant beggars there.他们过着流浪的生活.They are living a vagabond life....