Pcf
[计] 程序控制设备
🗣️ 情景例句
You've been a very helpful.
你帮了大忙。
Shallow streams make most din.
修养不深，高谈阔论。
and the outer planets have temperatures near absolute zero and hydrogen-dominated atmospheres.
除此以外，太阳系的其他行星的温度都接近绝对零度，并围绕着以氢气为主的大气层。