Pba
abbr. poor bloody assistant 贫血辅助器; pressure-breathing assister 加压呼吸辅助器; published by arrangement 按计划出版
🏥 医学释义
加压呼吸器
🗣️ 情景例句
What's the book about?
这些书写什么？
How long will the flight be delayed?
班机诞误多长时间？
When honey bees have discovered a feeding place, they fly directly to it from the hive.
当蜜蜂发现一个喂食点时，它们从蜂箱直接飞往那里。