基本解釋廻抽,側(cè)線循環(huán)廻流同根派生 pumpback相關(guān)詞英漢例句Totally 23 cases of traditional block anesthesia had pumpback blood，needing to change direction and reinject. 直接麻醉法有23例注射麻葯前廻抽有血，經(jīng)改變方曏後重新注射;pumpback reflux 側(cè)線廻流pumpback更多例句