Ngb
abbr. negative guard board 底片档板，阴极档板
🗣️ 情景例句
How well do I speak English?
我的英文说得怎样？
No one (or man) is born wise or learned.
人非生而知之者。
It was usually very quiet, and he could see the park from his window.
那儿通常很安静，从他的窗户他可以看见公园。