不久他们听到一声很大的破裂声.Soon they heard a loud crack.在花岗岩中尖锐的破裂声可以保留相当的强度, 而在砂岩中则易变成低沉的轰响.A sharp crack might remain fairly sharp in granite, but degenerate a dull thud in sand....
作为食品配给制的一种遗留影响，他们总把黄油和人造黄油混在一起吃。As a hangover from rationing, they mixed butter and margarine.他称赞了她在反种族隔离制的斗争中发挥的重要作用。He praised her role in the struggle against apartheid.你相信人类并非本来就是一夫一妻制的吗？Do you believe that men are n...
He seems to be lacking in frankness.他似乎不够坦率。A niminy-piminy shyness makes frankness impossible.装模作样,不是直爽。A niminy - piminy shyness makes frankness impossible.装模作样,不是直爽.The reaction to his frankness was hostile.他的坦诚却得到了充满...
The conclusion is suggested for the case of cohesionless soils preferably.本文的结论似较适用于无粘性土层.Based on hypoplasticity, mechanism of cohesionless soil is researched.基于亚塑性理论研究了无粘性土的力学特性....