Ails
abbr. 自动仪表着陆系统（Automatic Instrument Landing System）
🗣️ 情景例句
I'm sorry. I missed that.
对不起，我没听清。
That deep sigh could only express Helen's sadness.
那深深的叹息，不外乎表示出海伦的悲哀。
Good heavens! There you are!
哎呀！你们才回来！