Steady state theory
（宇宙学中的）稳恒状态学说
🧩 词语组成解析
steady
['stɛdi]
adj. 稳定的，不变的;镇定的，沉着的;坚定的;
vt. 使稳定，使坚定;
n. 关系固定的情侣;
stead(stand)+y(形容词后缀)→稳定的；沉着的；使稳定；沉着
🗣️ 情景例句
Why, that's wonderful!
哎呀， 这太美好了！
How many dozen are you going to take?
你要拿几打？
Seeing a cake flying through the air, a lorry driver who was drawing up alongside the car, pulled up all of a sudden.
此时，一辆卡车正好从后边开到那辆汽车边上，司机看见一块蛋糕从天而降，紧急刹车。