Silkworms are fed mulberry leaves after they have hatched.蚕孵出后食桑叶.In another couple of years they'll even be wanting foreign mulberry trees!过几年他们连桑叶都要洋种了!Behind the row of mulberry trees were paddy fields.那一片桑树背后就是稻...
I am prepared to make some concession on minor details, but I cannot compromise on fundamentals.在一些细节上我可以作些让步，但在基本原则上我是不会妥协的。As a concession to his reasonable demand, the doctor allowed him to work.医生向他的合理要求让步了, 允许他工作.We...
膈上发现部分贲门.A portion of the cardia is demonstrated above the diaphragm.此处有一肌肉环即贲门括约肌围绕着食道.A ring of muscle, the cardiac sphincter, surrounds the esophagus at this point.方法238例贲门失弛缓症患者.Methods : The study cohort comprised 2...