Ramps should be provided for wheelchair users.应该给轮椅使用者提供坡道。He has the upper floor and ramps are fitted everywhere for his convenience.他住在上面一层,为了他的方便着想,到处设有坡道.With the on - ramps, it all totals two and a half miles.包括上面的斜...
antisubmarine hydrofoil反潜水翼艇Why can a hydrofoil move on a layer of air?为什么气垫船能靠后方的气流移动?The hydrofoil soon speeded up.那艘水翼船不久就增加速度.I rode a hydrofoil ferry across the bay this morning.今天早上我驾驶快艇驶过海湾....
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...
他们已经在恶劣不堪的条件下生活两个月了。They have been living under the most appalling conditions for two months.我不再去回忆那些痛苦不堪的往事了。I shut out the memory which was too painful to dwell on.她把来人领进凌乱不堪的客厅。She ushered her callers into a cluttered...