a grey area

含义

a situation where the rules are not clear

规则不明确的情况.

例句

1. 1Whether you can park outside the school on Sundays is a bit of a grey area.
2. 2Sharing photos from a concert online is a grey area for many fans.
3. 3Nobody could tell us whether dogs were allowed on the beach; it was a grey area.
4. 4Working from a café abroad is still a grey area in my company's contract.
5. 5Is copying a friend's notes cheating, or is it more of a grey area?

语法

可数：a grey area，复数为 grey areas。常用在 a bit of 或 more of 之后。美式拼写为 gray。