此书对营养学有很大贡献。This book makes a significant contribution to dietetics.人们普遍认为他是营养学方面的著名权威.He was widely regarded as a leading authority on nutrition.我们需要振兴人类营养学研究.We need to revitalize human nutritional research....
I gave it a quick brush with my hairbrush.我用我的梳子把它迅速梳了一下。Amy picked up the hairbrush and smoothed her hair once more.埃米拿起发梳，再次将头发梳理整齐。Amy picked up the hairbrush and smoothed her hair once more...埃米拿起发梳，再次将头发梳理整齐。Why did...
I would creep in and with stealthy footsteps explore the second-floor.我会偷偷溜进去，轻手轻脚地查看一下二楼。My heart was hammering. The footsteps had stopped outside my door.我的心怦怦直跳。脚步声已停在我的门外。All ears were cocked for the footsteps on the...
果园不应设立在锈病率发生高的地区.Orchards should not be established in areas with high rust - incidence.茎锈病会使枝干衰弱.Stem - rusts weaken branches and stems.简述我国小麦条锈病大区流行规律.Please analyse the conditions of disease development of wheat scab....
她在领子那儿用一枚别针把睡衣别住.She pinned the gown at the neck with a safety pin.如果领子会移动, 我就不得不用别针把它别住.If the collar won't stay in place, I shall have to pin it back.她在领子那儿用一根别针把睡衣别住.She pinned the gown at neck with a safety pin....