保安検査で身体検査担当のオッチャンが早口すぎて言ってること分からず混乱してたら、舌打ちされたので思わず反射的に「I can't understand what you say!」と言ってしまった(懺悔)
<a href="http://twitter.com/download/android" rel="nofollow">Twitter for Android</a>
Terminal 3
[]
CHANGI AIRPORT
understand what
understand say
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

Note: I'm just an AI and my responses are based on the information provided in the Twitter post. If there is any ambiguity or uncertainty in the post, I may not be able to provide an accurate response.