| 单词 | abortion storm |
| 释义 | > as lemmasabortion storm abortion storm n. Veterinary Medicine a spate of abortions in a herd or flock of domestic animals, typically as a result of an epidemic disease. ΚΠ 1916 Jrnl. Amer. Vet. Med. Assoc. 50 32 They came from a herd in which an abortion storm had raged. 1933 Cornell Veterinarian 23 279 During the spring of 1930 a heavy loss in the pig crop resulted from what might be called an abortion storm. 1955 Reprod. & Infertility 16/1 When maximum exposure to leptospiral infection and maximum incidence of advanced pregnancy exist concurrently in a herd, then a disastrous abortion ‘storm’ can occur. 1997 Farmers Guardian 19 Sept. 20/6 An abortion storm eight years ago, when 45 ewes lost their lambs, convinced..[him] of the need to vaccinate his flock..against enzootic and toxoplasma abortion and against clostridial diseases before going to the ram. < as lemmas |
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