- fundamental symptoms
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基本症状的英文
例句与用法
- The results showed that the prime symptoms of the tpd include laticifer necrosis and cambium - like meristem formation that occurs around the necrotic laticifer in the inner bark
结果表明该病的基本症状是在树皮内层发生乳管坏死和在坏死的乳管周围产生形成层状分生组织。