rigid
单词辨析：
指方法、体制等僵化的，也指人不通融的。
Rigid methods of education are no longer popular among students.
死板的教育方法已不再受学生欢迎。
His rigid adherence to old-fashioned ideas made him unpopular.
他顽固坚持旧观念使得他不受欢迎。
多指检验标准、系统、程序等严格、缜密的，通常作定语。
Guests without invitations have to undergo rigorous safety checks.
没有邀请函的客人要接受严格的安全检查。
Anyone who failed to meet their rigorous standards would be fired.
任何不能达到他们严格标准的人都将被开除。
指对人在行为规则上要求严格的。
He is very strict with his students.
他对待学生很严。
Her boss is very strict about punctuality.
她的老板严格要求守时。
相关例句：
He had maintained a rigid diet, shedding some twenty pounds.
他严格地坚持节食，减了差不多20磅。
These plates are fairly rigid.
这些盘子非常坚硬。
The company's competitors complain that they are hemmed in by rigid legal contracts.
公司的竞争对手抱怨他们受到严格的法律合同的约束。
Hospital routines for nurses are very rigid.
医院中护士的日常工作非常刻板。
We just need a tent supported on a rigid framework.
我们正需要一座用坚硬的架子支撑的帐篷。
My father is very rigid in his thinking.
我父亲的思想非常顽固。