I walked up one road , down another , expecting to stumble on something recognizable.我东投西奔, 指望撞见认得的东西.Should my feet sometimes stumble on the way. stay with me.我的双腿有时会在途中绊倒, 所以请陪伴我.A horse may stumble on four legs.马有四条腿,...
Two of the fundamentals of the physical processes of earth materials have been introduced so far.到目前为止,我们已介绍了地球物质的物理过程的两个基本概念.They agree on fundamentals, like the need for further political reform.他们在需要深化政治改革等基本问题上意见一致。O...