下面这些前置词均有"横过，穿过"的含义： across ：指"从……的一边到另一边"，强调横过，多与动态动词连用。 along ：指沿着一条直线在水平方向上运动。一般表动态，有时也与静态动词连用。 over ：常和动态动词连用，指"从……上面越过"或"横越"；表静态时，指"在彼处"。 through ：侧重从一端穿到另一端。
They made their getaway along a pavement on a stolen motorcycle.他们骑上偷来的摩托车沿着人行道逃走了。The little sailing-boat moved briskly along, heeling over under a nice breeze.小帆船在和风中倾侧着轻快地向前开。The Kaleses use moderate afternoon exercis...
Good luck is when an opportunity comes along and you're prepared for it. 好运就是当机会来临时，你早已做好了准备。Come along, lad. Time for you to get home.来吧，小伙子。你该回家了。The wide road was blocked solid with traffic that moved along slugg...
Exciton is electron - hole pair held together by their mutual Coulomb interaction.激子就是由电子和空穴在相互间的库仑力作用下,相互维持在一起的电子 -- 空穴对.As to the emission at 370 nm, It'should result from exciton recombination radiation.而在370nm处的...
我每天都穿那双旧鞋，有一只鞋底已经脱胶了。I wear my old shoes every day. One sole has come unglued.双梯形的试样将产生切变脱胶现象.A double trapezoidal specimen will generate shear debonding.真丝绸脱胶是真丝绸染整加工的一道重要工序.Silk degumming is a key process for silk dyei...