Hpbw
abbr. half-power bandwidth 半功率点带宽; half-power beamwidth 半功率点射（波）束宽度
🗣️ 情景例句
Are you traveling alone or whth a friend?
你是一个人旅行还是结伴旅游？
That's all for today.
今天就讲到这里。
It's a very old castle. It is the oldest one in Britain.
这个城堡很古老，它是英国最老的了。