| 单词 | heart worm |
| 释义 | heart wormheart worm[′härt ‚wərm]heart valve prosthesisheart valve pros·the·sisheart valve prosthesisHeart surgery A natural–eg, porcine or synthetic valve used to replace a damaged–stenosed or 'insufficient' cardiac valve; ±50,000 are performed/yr–US. See Shiley valve. |
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