Baur
n. biologically active ultraviolet radiation 具有生物活性的紫外辐射
🗣️ 情景例句
We'll spend many more weekends like this.
我们以后可以多度几次这样的周末。
What would you like to do this weekend?
这周末你打算做什么？
Then we could look at the production line.
然后我们再去看看生产线。