Cosmic microwave background
n. 宇宙微波背景; 散布于宇宙空间的微波辐射; 显示了自大爆炸之后; 宇宙在不断冷却的事实。
🧩 词语组成解析
🗣️ 情景例句
She'll love it. It's a once-in-a-lifetime offer, Harry.
她也会喜欢的。这是个千载难逢的机会， Harry。
I never expected him to be so great.
我没有想到他会是那么了不起。
A policeman approached Jimmy and told him he ought to have gone along a side street as Jumbo was holding up the traffic.
一个警察走过来告诉吉米，他应该走一条小路，因为江泊阻碍了交通。