基本解释[地球科学]火山喷发前兆英汉例句双语例句Conclusions The common clical symptom of allopurinol druy eruption is severe druy erupting and old people easily suffers from it.结论别嘌呤醇药疹多表现为重症药疹，常见于老年人。词组短语短语eruption cloud symptom 喷发前兆专业释义地球科学火山喷发前兆