Tempers began to fray as the two teams failed to score.随着两队都没能破门得分，大家渐渐沉不住气了。Within a few minutes tempers had cooled.几分钟之内，火气就变小了。The sea tempers the climates.海洋调节气候....
医生诊断说他得了赤白痢, 是痢疾的一种.According to the doctor's diagnosis, he had dysentery, a type of diarrhea.有了它的帮助,痢疾的发生次数减少了一半.It could help reduce the cases of diarrhea by almost half.目前尚无可用于预防细菌性痢疾的批量生产的疫苗.There commercial vac...