across 是指在表面上掠过,穿过,如 walk across the bridge,fly across the moutain,还有对面的意思,如across the road
though多指从中穿过,通过,walk through the forest,send the message through email
across 是指在表面上掠过,穿过,如 walk across the bridge,fly across the moutain,还有对面的意思,如across the road
though多指从中穿过,通过,walk through the forest,send the message through email