| 单词 | pre-existing |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔condition〕The insurance will not cover you for a pre-existing condition.该保险不承保你已患的疾病。牛津搭配An expert system is a program which organizes and presents pre-existing knowledge. 专家系统是一套能够整理并呈现既有知识的电脑程式。译典通 |
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