0:28 what is exactly is a continuous dry cough? well, it's when you cough and there's no mucus or phlegm, basically no (2 words) in your tissue. and this means coughing a lot for more than an hour, for having three or more (2 words) in a single day. 止まらない乾いた咳とは何でしょうか？それは粘液や痰を吐かない咳のことで、ティシューにはいてもべたつくものはありません。そして、一時間以上続く咳、あるいは一日に三四回おこる咳のことです。
