题目
"unproductive cough
unproductive cough which does not seem to have a medical cause中的“unproductive cough
unproductive cough which does not seem to have a medical cause中的“unproductive cough
提问时间：2020-11-26
答案
意思就是干咳,没痰的咳嗽.也叫:dry tickly cough;dry cough;nonproductive cough; husky cough.
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