Npd
[化] 氮磷检测器
🗣️ 情景例句
I can learn something
我能学到一些东西。
Have you thought about staying home?
是否考虑在家呆着？
But that's impossible.Carol and Tom invited us to lunch.Look through the window.
但这是不可能的。卡罗尔和汤姆请我们来吃午饭。从窗子往里看看。