Dfl
abbr. deep fiber layer 深纤维层
🗣️ 情景例句
I'm terribly sorry about that.
为此我非常抱歉。
How would I know?
我怎么知道？
Most of them were able to climb out in time. However four men were not quick enough to escape the flames.
大部分工人能够及时逃生。可是有4个工人来不及逃离火场。