He was too out of condition to clamber over the top.他体质太差，爬不到山顶。Sailor as he was, it was easy enough for him to clamber up the gnarled trunk.他虽说是个水手,攀上这扭曲的树干, 倒还容易.Teenage boys clamber down mine shafts 30 to 50 meters de...
具有七个顶点的多面体是稀少的.Polyhedra with seven vertices are rare.在所有共享一对伪顶点的二个分量间建立相邻关系.Establish the adjacency relation among all pairs of components which share a pair of pseudovertices.不要轻视上升到光辉顶点的梯阶.Do not despise the step whic...
His dazed eyes stare at the eels, which still writhe and entwine...他茫然地盯着仍在翻滚缠绕的鳗鱼。The subject makes her writhe with embarrassment...这个话题让她难堪得坐立不安。The subject makes her writhe with embarrassment.这个话题让她难堪得坐立不安。His dazed e...
The professor pored over the picture book in silence.教授默默地凝视着画册.I gave a picture book to each of the boys.我给了每个男孩一本小人书.I have a picture book.我有一本图画书....