老兵,老手(非正式)
先理解核心含义，再看它在真实句子里的用法。
老兵,老手(非正式)
an experienced soldier or veteran; also used for any experienced person
He's an old sweat who has served in three wars.
他是一名参加过三次战争的老兵。
老兵,老手(非正式)
an experienced soldier or veteran; also used for any experienced person
Use old sweat naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Dictionary facts from AI_SUPPLEMENT.