Hpa
abbr. 高功率放大器（high-power amplifier）
🗣️ 情景例句
Oh, let's see. It'll be about 3:30 before we have anybody free.
哦，让我想想。大概要到3：30我们才有空。
Now after all these years I have fallen head over heels in love.
这么多年后的今天我却为爱而神魂颠倒。
It extends to a depth of 3,723 feet.
深达3，723英尺。