Upv
abbr. Unfired Pressure Vessel 非受火压力容器
🗣️ 情景例句
You have my sincere apology.
我诚心诚意向你道歉。
Life without a friend is death without a witness.
在世无朋友，死后无证人。
Reading about them increases our understanding without dispelling our fears.
阅读有关昆虫的书能增加我们对它们的了解，却不能消除我们的恐惧的心理。