Bhn
abbr. 布氏硬度值（Brinell hardness number）
🗣️ 情景例句
Nowadays more and more people are without jobs.
现在越来越多的人失业。
The missile is in pursuit of the jet.
导弹追赶着喷气机。
Fifteen minutes passed and then, at five to twelve, the clock stopped.
15分钟过去了，而就在11点55分时，大钟停了。