plus-one
noun/ˌplʌs ˈwʌn/
/ˌplʌs ˈwʌn/
(informal)- a person somebody takes with them to a social event
加一：与某人一起参加社交活动的人 - Before you bring a plus-one to a wedding, make sure you were actually invited with a guest.
在您携带 plus-1 参加婚礼之前，请确保您确实被邀请与一位客人一起。
- Before you bring a plus-one to a wedding, make sure you were actually invited with a guest.