Stiffnesses
(stiffness 的复数) n. 坚硬, 呆板, 刻板\\n[医] 强直, 僵硬
🗣️ 情景例句
What do you do in your spare time?
你在业余时间做什么？
It makes no difference.
没关系。
Yes, it's here, in my bag. What about yours?
有，在这儿，在我的提包里。你的票呢？