back wall的用法和樣例：
例句
- We presented a 46 years old woman with posterior wall RVF after the rectal cancer surgery.
我們在此提出一位四十六歲女性，在經(jīng)過(guò)直腸癌手術(shù)之后，發(fā)現有直腸陰道后壁瘺管。 - The persistent left superior vena cava will drain either in the back of the left atrium or in the coronary sinus.
永存左位上腔靜脈引流左房后壁或者冠狀竇的血液。
詞匯搭配
- have one's back to the wall 處境困難
- fight with one's back to the wall 拼死斗爭
- have one's back at the wall 被逼到?jīng)]退路,負隅死...
- back to the wall 落入圈套
- with one's back to the wall 困獸猶斗地
