He has just learned the rudiments of Chinese.他学汉语刚刚入门.She learned the rudiments of brick-laying, wiring and plumbing.她学习了砌砖、布线和管道工程的基本知识。Here he had the opportunity of learning at least the rudiments of freestoneworking....
He has just learned the rudiments of Chinese.他学汉语刚刚入门.I taught myself the rudiments of printing.我自学了印刷的基本知识.Here he had the opportunity of learning at least the rudiments of freestoneworking.在这儿,他至少有机会学一学用自由砂石作原料而工作的初步知识...
For added protection choose a lipstick with a sun screen.选择防晒护唇膏来增强保护。Protection of sites, habitats and landscapes is of uppermost priority.保护遗址、栖息地和风景区是重中之重。Your arms and legs need protection from light bouncing off gla...
Pale colours are much more in vogue than autumnal bronzes and coppers.浅色比黄褐色和红棕色这些秋季色彩更流行。I only paid a few coppers for it.我只花了几个铜板买下这东西。He had only a few coppers in his pocket.他兜里仅有几个铜板....
Medicine intermediate N - ethylethylenediamine ( NEED ) was synthesized from acrylamide and ethylamine by addition reaction and Hofmann rearrangement.以丙烯酰胺为起始原料,经乙胺加成后,再经Hofmann重排两步反应后合成了药物中间体N - 乙基乙二胺 ( NEED )....