电线杆顶端的电线相互交错，形成电线网。Wires criss-cross between the tops of the poles, forming a grid.螺钉顶端不应该外露。There should be no exposed screw heads.在顶端，我壮着胆回头瞟了一眼。At the top, I risked a glance back....
我能够听到他那急促的呼吸声。I could hear the sound of his ragged breathing.我听到一阵急促的敲门声.There was an insistent knock on my door.我听到急促的脚步声.I heard a scurry of footsteps....