摺痕 摺痕的英文 英语翻译 fold 拓展翻译 折成摺子tuck 折摺式簧片触点bellows contact 摺边机edge former 摺叠fold 摺叠尺folding scale 摺叠机folder 摺叠人folder 摺缝crimple 摺缝机crimper 摺翼角angle of flap 摺缘机flanging machine 摺缘器flanger 有血痕的bloodstained 釉质线痕enamel check line 愈合便留有伤痕scar 原痕trace primitive 原椎间凹痕metasomatom 熨压斑痕ironing streak 蚤咬疤痕fleabite 长痕cicatrization