撞击的痕迹英文

knock on。knock on撞击撞出；敲击（门、窗）。1骨头上也有敲击的痕迹，是露西的朋友们为了获取骨髓而敲碎骨头时留下来的。The bones also had percussion marks, sustained while Lucy's friends smashed the bones to get at the marrow.2他不耐烦地用手指嗒嗒地敲击桌子。Impatiently, he drummed his fingers on the table.3雨点啪哒啪哒地敲击着窗子。Rain pattered against the window.4他用手指不停地敲击皮桌面。He drummed his fingers on the leather top of his desk.5唯有雨的敲击打破了宁静。The silence was broken only by the beating of the rain.