Blc
abbr. 附面层控制（boundary layer control）
🗣️ 情景例句
A workaholic is a person who works too much.
工作狂就是一个工作过量的人。
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
which is, in fact, much more complicated.
地震波的运动实际比这要复杂得多。