| 单词 | mild strain |
| 释义 | mild strain I thought it was just a mild strain. The Sun Even an epidemic of a relatively mild strain can place a significant burden on the health service because vulnerable patients may require hospital treatment. Times, Sunday Times In civilian life, natural selection favours a mild strain. Retrieved from Wikipedia CC BY-SA 3.0 Those who get very ill stay home, and those mildly ill continue with their lives, preferentially spreading the mild strain. Retrieved from Wikipedia CC BY-SA 3.0 Control strategies are elimination of reservoir species, vector control, mild strain protection and breeding for host resistance. Retrieved from Wikipedia CC BY-SA 3.0 |
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