| 词汇 | know/learn/find sth to your cost |
| 释义 | ● know /learn /find sth to your ˈcost to know sth because of sth unpleasant that has happened to you 付出过代价（或吃了苦头）才知道◆ He's a ruthless businessman , as I know to my cost . 我吃了苦头后才知道他是个无情的商人。See also cost |
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