相关单词近义词 stiffen 使 ... 坚硬, tighten 使紧, constrain 强迫临近词tighten, tighten the belt, tightening screw, tightening idler, tighten auditing, tighten his belt, tightening slide, tightener sheave, tightening torgue, tightening flange, tightening pulley 返回 tighten up