| 释义 |
idiomgo off at/on a tangent(often fly off at/on a tangent)to suddenly start thinking or talking about a completely different subject:"Sue's brought loads of food - she's done a cookery course. Maybe I should take one, too," said Meredith, momentarily going off at a tangent.Loretta's mind went off at a tangent. Would there really be any harm in looking around Peter's room?
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