retractor是什么意思音标:英 [rɪ'træktə]美 [rɪ'træktə]

n. 食言的人, 牵拉肌, 牵开器
[医] 牵开器, 缩肌

n. surgical instrument that holds back the edges of a surgical incision

retractor的用法和例句：

1.I've been holding a retractor for two hours.

我已经在这举着牵开器两个小时了

2.retractor's in place. I can see the entire valve.

牵开架已经就位了 我可以看到整个瓣膜

3.So what's nice is, as we progress through the surgery, we can spde the retractor down.

最好的地方就是随着手术的进行 我们可以把牵开器放下

4.After I make the incision, we'll use these as retractors to hold the wound open.

我切开之后 用这个当牵开器 撑着伤口

5.Okay, now you're gonna use the retractor to keep it open.

现在用牵引器让伤口保持撑开

6.Okay. I'm gonna need you to use the spoons pke retractors to hold the skin open.

好 我需要你拿勺子 用它当牵开器 撑开皮肤