tolerance
/ˈtɔlərəns; `tɑlərəns/ n
1 [U] willingness or ability to tolerate sb/sth 容忍; 忍受; 宽容
religious/racial tolerance 宗教[种族]上的宽容
As the addict's tolerance increases, he requires ever larger doses of the drug. 嗜毒者由於对药物的耐受性增加了, 因而需要更大剂量的毒品.
2 [C, U] (engineering 工) amount by which the size, weight, etc of a part can vary without causing problems 容许偏差; 公差; 容限
working to a tolerance of 0.0001 of an inch/to very fine tolerances 加工至公差0.0001英寸[极小].