Fei
abbr. 发射误差指示器（Firing Error Indicator）
🗣️ 情景例句
Thanks. I'll contact you.
谢谢，我会再跟你联络的。
As soon as he comes, we'll let him know.
他一来，我们就告诉他。
The one behind the tree.
在树后面的那个女孩。