Cosmic rayl
[建] 宇宙(射)线
🧩 词语组成解析
n. [物]瑞利(比声阻抗的单位)
🗣️ 情景例句
I've been thinking about you lately.
我最近一直在想着你。
One enemy is too much.
一个敌人也太多。
Are we going there by bus?
我们要乘公共汽车去吗？