The dog began to yowl.那只狗开始哀嚎。Cats yowl. My dog's hair bristles in response.这些猫的哀叫引得我的狗毛发竖立。Suddenly, the cat lets out a heart - rending yowl.突然, 那猫发出一声撕心的嚎叫....
限制饮食和放松身心是保持健康的两个要诀。Diet and relaxation are two important keys to good health.伦道夫的著作专门论述污染对健康的影响。Randolph's work was exclusively concerned with the effects of pollution on health.分娩过程最终非常顺利，生了个健康的男婴。In the end, it w...
Objective To investigate the histopathological characteristics, diagnostic criteria and differential diagnosis of hibernoma.目的探讨冬眠瘤的临床病理特点 、 诊断及鉴别诊断要点....