美丽心情day006
shim 英[ʃɪm] 美[ʃɪm] n. 薄垫片; vt. 用垫片填; [例句]Take the thinnest available adjusting shim from the set and insert it into the differential housing.从垫片组中挑选最薄的调整垫片并将其插入差速器壳。[其他] 第三人称单数：shims 复数：shims 现在分词：shimming过去式：shimmed 过去分词：shimmed 垫片[diàn piàn]shim; pad; back-up plate; filler piece
