如题所述
cross prep.介词,从物体表面穿过 cross the road
across v.动词,从物体表面穿过 walk across the road
through prep.介词,从物体内部穿过 go through the tunnel
across v.动词,从物体表面穿过 walk across the road
through prep.介词,从物体内部穿过 go through the tunnel
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