Pkf
[医][=phagocytosis and killing function]吞噬和杀伤功能
🗣️ 情景例句
Thanks a lot. Bye.
多谢，再见。
Our guarantee covers maintenance for both parts and labor.
我们的保证是包括更换零件和免费保养。
Yes, I can. Where are they?
是的，我能听到。它们在哪儿？