murphy
murphy — 名詞
慣用語
Murphy's law
idiomthe humorous or ironic idea that if something has a chance of going wrong, it usually will — often said when a small problem occurs at the worst possible moment
莫非定律
We brought umbrellas, raincoats, and spare batteries — Murphy's law says we will need them.
The toast landed butter-side down on the clean floor. Just Murphy's law, I suppose.
By Murphy's law, the train was cancelled on the one morning Sofia had an important job interview.