Blc
abbr. 附面层控制（boundary layer control）
🗣️ 情景例句
You should take the number 1 train to Van Cortlandt Park.
搭一路车到Van Cortlandt公园下车。
We are happy to be of help.
我们十分乐意帮助。
The man was ordered to pay $3,500 for the cost of the trip.
此人被责令交付旅费3，500英镑，