明亮的流星,或者说陨石,是番难忘的景象。A bright shooting star, or meteor, is an unforgettable sight.参观博物馆是一段令人难忘的经历。A visit to the Museum is an unforgettable experience.她的话给我留下了难忘的印象。Her words left a lasting impression on me....
The electron microscope uses a beam of electrons to produce images at high magnifications.电子显微镜利用电子束形成高倍影像。And what is more: The technique can be used with all objective magnifications is no restriction.特别提示: 这种技术能适用于各种物...
Mari refolded the darned pullover and socks.玛丽把织补过的套头衫和袜子重新叠好。I am patching the elbows of his old pullover.我在补他的旧套头衫的肘部.to knit a pullover编织套衫His fiancee knitted him a pullover.他的未婚妻为他织了一件套头毛衣....
Cattle are herbivorous animals.牛是吃草的动物.Mammoths were herbivorous mammals.猛犸是食草性哺乳动物。This bacterial decay of cellulose also occurs in the gut of most herbivorous animals.在很多食草动物的肠内这种纤维素也能被细菌分解....