Nsls
abbr. National Science Library System 国家科学图书馆系统; national synchrotron light source 国家同步加速器光源
🗣️ 情景例句
It's fantastic!
太棒了！
Slowly, stricter laws and regulations are being passed by Congress.
慢慢地，在国会表决通过了更严厉的法律法规。
Yes, I look young,too!
我看上去也很年轻。