U-v
[计]= UltraViolet,紫外线
🗣️ 情景例句
The plan is a simple one.
计划很简单。
Where am I supposed to pay the excess train fare?
我应该在哪里补票？
Hi, Jim! It's a long time since we met last!
你好，吉姆！从我们上次见面后已经很久了！