Nsu
abbr. 网络服务单元（Network Service Unit）；供氮设备（Nitrogen Supply Unit）
🗣️ 情景例句
Good morning, everyone!
各位早安！
Look at the world through rose-coloured glasses.
对万事要乐观。
Many people think that Canadians all over the country speak the same way.
许多人认为加拿大全国人的说法都相同。