Dfl
abbr. deep fiber layer 深纤维层
🗣️ 情景例句
Thanks again.
再次谢谢 。
How are you this evening?
今晚上您好吗？
The truth is that when mistakes occur, they are more likely to be ours than theirs.
事实上，差错很可能是我们自己，而不是铁路当局的。