Totally 23 cases of traditional block anesthesia had pumpback blood，needing to change direction and reinject.
直接麻醉法有23例注
麻药前回抽有血，经改变方向后重新注;
Totally 23 cases of traditional block anesthesia had pumpback blood，needing to change direction and reinject.
直接麻醉法有23例注麻药前回抽有血，经改变方向后重新注;
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其
达内容亦不代
软件的观点；若发现问题，欢迎向我们指正。
