几个渔夫坐在木桶上修补渔网。Several fishermen sat on wooden barrels, tending their nets.几只滚动在工作台上的木桶互相碰撞.The casks rolling about on the desk knocked against one another.他们把木桶沿着大路滚过去.They rolled the barrel along the road....
A total of 109 patients underwent physical examination, electrocardiogram and echo cardiography.总计109个病人做了体格检查, 心电图,超生心动图.Objective To Validte the Yeliabil of left ventricle ejection fraction ( LEF ) measured by reconstr...