Baur
n. biologically active ultraviolet radiation 具有生物活性的紫外辐射
🗣️ 情景例句
Thanks.
谢谢。
It matters not how long we live but how.
问题不是活得多么长，而是活得怎么样。
Fine. I'll start the paperwork for your order right away.
好啊，那我立刻就为你们的订单作准备了。