无形损耗intangible: adj. 1.触摸不到的,无实体的,无形的。 2.不可捉 ...wear: n. = weir. tear: vt. (tore; torn ) 1.撕,撕开,撕裂 ...tear and wear: 扯磨tear-and-wear: 扯磨; 磨耗下载手机词典可随时随地查词查翻译