pre-existing
adj.
also preexisting, 1590s, past participle adjective from pre-exist. The medical insurance pre-existing condition is attested from 1942.
| 词汇 | pre-existing |
| 词根词缀 | Online Etymology Dictionary pre-existing adj. also preexisting, 1590s, past participle adjective from pre-exist. The medical insurance pre-existing condition is attested from 1942. |
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