adjective🔗Share更硬，僵硬的。 (of an object) Rigid; hard to bend; inflexible."After sitting at the desk for hours, my back felt stiffer than usual. "在书桌前坐了几个小时后，我的背感觉比平时更僵硬了。materialphysicsqualityChat with AIVocabulary GamePractice Reading
adjective🔗Share更严格，更强硬 (of policies and rules and their application and enforcement) Inflexible; rigid."After the recent cheating scandal, the school implemented stiffer penalties for plagiarism. "最近作弊丑闻发生后，学校对剽窃行为实行了更严格的处罚。politicsgovernmentlawChat with AIVocabulary GamePractice Reading
adjective🔗Share僵硬，生硬，不自然。 (of a person) Formal in behavior; unrelaxed."My aunt is usually quite relaxed, but at family gatherings she becomes noticeably stiffer, preferring formal conversations to casual ones. "我姑妈平时挺放松的，但在家庭聚会上，她会变得明显僵硬起来，更喜欢正式的谈话，而不是随意的聊天。attitudecharacterpersonhumanChat with AIVocabulary GamePractice Reading
adjective🔗Share严厉，严格。 Harsh, severe."He was eventually caught, and given a stiff fine."他最终被抓住了，并且被处以严厉的罚款。attitudecharacterqualitymoralChat with AIVocabulary GamePractice Reading
adjective🔗Share僵硬，酸痛。 (of muscles or parts of the body) Painful as a result of excessive or unaccustomed exercise."My legs are stiff after climbing that hill yesterday."昨天爬了那座山后，我的腿现在又僵硬又酸痛。bodymedicinephysiologysensationChat with AIVocabulary GamePractice Reading
adjective🔗Share劲, 烈 Potent."a stiff drink; a stiff dose; a stiff breeze."一杯劲酒; 一剂猛药; 一阵强风。medicinebodyChat with AIVocabulary GamePractice Reading
adjective🔗Share僵硬的，死了的 Dead, deceased."My grandmother is now stiffer; she passed away last week. "我的奶奶现在已经去世了；她上周过世的。bodyChat with AIVocabulary GamePractice Reading
adjective🔗Share勃起的，硬的 (of a penis) Erect."After a long run, his legs were tired, and his penis felt stiffer. "长跑之后，他的腿很酸痛，而且他感觉下体也更硬了。bodyorgansexphysiologyChat with AIVocabulary GamePractice Reading
adjective🔗Share硬挺，坚挺。 (of whipping cream or egg whites) Beaten until so aerated that they stand up straight on their own."beat the egg whites until they are stiff"把蛋白打发到硬挺。foodChat with AIVocabulary GamePractice Reading
adjective🔗Share刚性， 病态。 Of an equation: for which certain numerical solving methods are numerically unstable, unless the step size is taken to be extremely small."When simulating the car's suspension system, the equations became stiffer as we increased the spring constant, requiring much smaller time steps in our computer model to get accurate results. "在模拟汽车悬挂系统时，随着我们增加弹簧劲度系数，方程变得更加刚性/病态，需要在计算机模型中使用更小的时间步长才能获得准确的结果。mathtechnicalcomputingChat with AIVocabulary GamePractice Reading
adjective🔗Share僵硬的，硬挺的。 Keeping upright."The cardboard I used for the school project was stiffer and didn't bend easily, making my model more stable. "我为学校项目用的纸板更硬挺，不容易弯折，让我的模型更稳固。bodyphysiologyChat with AIVocabulary GamePractice Reading
