1. To commit oneself to to devote oneself to to bend oneself to Back 意群提示 Having devoted all his love to the homeless for devote all one's love to/public spotlight/the focus of decades, the old man now becomes the focus of public sth.
随笔 词组互译句型应用导入预习课文写作几十年以来，承诺几十年以来，老人来把专心致志于；专心致志于；自己的爱都献给了无家献身于，献身于，专心于可归的人，可归的人，现在他成了专心于，专心于，致力于公众关注的焦点。
2. The patient is taken lie on one's back, expose double lower limbs adequately, exhibit outside hip joint, outward turning, knee joint is small bend, begin scanning from inguinal area, make with artery consult, show old hidden from view, total vein is confluent place, be down scanning next shallow, deep vein, till ministry of ham inside genu, when the indication 腘 vein, vein after leg, take Fu to lie.
患者取仰卧位，充分暴露双下肢，髋关节外展、外旋，膝关节微屈，从腹股沟区开始扫查，以动脉作参照，显示大隐、股总静脉汇合处，然后向下扫查股浅、股深静脉，直至大腿内侧膝部，显示腘静脉、胫后静脉时，取俯卧位。