P-h
abbr. Prentice-Hall 批特洪公司出版社名; pressure-enthalpy (curves) 压力-热函关系曲线
🗣️ 情景例句
Keep smiling! things will calm down.
乐观一点，事情会平息下来的。
I ought to not bother him any more.
我应该不要打扰他了。
Are your grandparents still living?
你的祖父母还在么？