U-v
[计]= UltraViolet,紫外线
🗣️ 情景例句
You were four or five years old, I think.
当时你才四、五岁 我想。
Where the water is shallow, no vessel will ride.
水浅无船行。
It has been said that everyone lives by selling something.
据说每个人都靠出售某种东西来维持生活。