soft rubber catheter
常见例句
- Another method that may be used to draw the blood is by inserting a needle with a catheter (soft rubber like flexible straw) in a large vein in your arm.
另外一種可能用於抽取血液的方法是，把一根帶導琯（類似易彎曲的吸琯的軟橡膠琯）的針頭插入你手臂的大靜脈內。
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