碳的诸多同位素the many isotopes of carbon碳的化合价是4价。Carbon has a valency of 4.通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.Epoxidation and oxidation gave the racemic C 18 - juvenile hormone....
Methods: Twenty achalasia of cardia were given ballon dilation.方法: 对20例贲门失弛缓症患者行球囊扩张术.A portion of the cardia is demonstrated above the diaphragm.膈上发现部分贲门.Objective : To investigate the conservative treatment in patients...
We can just hang out and have a good time.我们可以只是闲逛一下，开开心。I often used to hang out in supermarkets.我过去经常在超市里逛个没完。Don't hang out of the window or you may fall.不要把身体伸出窗外,否则会掉下去的....
在非常严重的情况下，拇趾囊肿可能需要通过外科手术切除掉。In very severe cases, bunions may be surgically removed.许多动物有5趾。Many animals have five digits.请移玉趾.Please move your gracious steps....
You should also make your views known to your local MP.你也应该让本地议员了解你的观点。The MP described the killings as a blasphemy before God.这位下院议员称这些谋杀是在上帝面前的公然亵渎。The library will be officially opened by the local MP.图书馆将由当地下院议员正式揭幕。...
Its inhabitants are a close and incestuous lot.该地居民紧密抱团，狭隘排外。Theatre people are a rather incestuous group, I find.我觉得戏剧工作者的小圈子针插不进.They accused her of an incestuous relationship with her father.他们指控她与父亲有乱伦关系。Its inhabita...