Efd
abbr. electro fluid dynamics 电流体动力学; excused from duty 免除责任
🗣️ 情景例句
It really was a wonderful ceremony.
那真是一个美好的（结婚）典礼。
Do you have any comments to make on the recent developments.
你对最近事态的发展有什么评论吗？
That's the ship we travelled on.
这是我们所乘的那条船。