Rigidities
n. 僵化之物（rigidity的复数）
🗣️ 情景例句
During your computer classes, did they teach you how to fix a cooling fan?
在你的电脑课程，他们是否教过你如何修理散热风扇？
Do you have some post cards?
你有明信片吗？
Where do you think you are? On a race track?
你认为你现在是在哪儿？在赛车道上吗？