Hpb
abbr. hinged plotting board 枢纽测绘板
🗣️ 情景例句
I'm sorry to say this, but there seems to be a mistake.
对不起，这儿好像有个错。
For once, I haven't taken the wrong train!
我从来不曾误搭过一次列车。
Truth is the daughter of time.
时间见真理。