1.英汉计算机词汇
scratch
划痕，刻痕；【动】擦除；【修】临时

2.现代英汉综合大辞典
scratch
[[skrætʃ]]
vt.,vi.
搔, 抓, 刨, 挖
抓破, 刮伤
仓促地写, 涂写
停止; 丢弃
(把...)从候补人名单中勾掉[涂掉], 勾划掉(out, out of)
勉强维持
将(马、狗等)退出比赛
假造(支票)
scratch a match
擦火柴
scratch where it itches
搔痒; [喻]迎合人意
scratch out a hole
挖出一个洞
scratch test
(皮肤)划痕试验
scratch a few lines to a friend
潦草地写几句话给一位朋友
scratch out [off] a name from a list
从名单上划去一个名字
That cat will scratch you with its claws.
那猫会用爪子抓你的。
The lecturer merely scratched the surface of the subject.
演讲人仅仅抓到该题目的一点皮毛。
The horse was scratched.
那马退出比赛了。

3英汉体育词典
scratch
没有让步的
退出比赛

4.英中医学辞海
scratch
[[skrætʃ]]
①搔抓：以指甲或锐利或粗糙不平的工具轻擦表面，尤指用于搔痒；②搔抓音；③划痕：在皮表制作浅表刺痕
习惯用语
Means-Lerman scratch
Means-Lerman搔抓音：高血压患者呼气时在左第二肋间隙处听到的收缩期搔抓音，为胸膜与心包磨擦所致

5简明英汉词典
scratch
[D.J.[skrætʃ]]
[K.K.[skrætʃ]]
vt. & vi.
抓, 搔
The dog is always scratching.
那只狗老是搔痒。
He has a curious habit of scratching his ear while he speaks.
他有一种奇怪的习惯, 一讲话就搔耳朵。
刮伤
The brambles scratched my legs.
荆棘刺伤了我的双腿。
勾掉, 删掉
I hope you are not going to scratch me.
我希望你不会把我的名字从比赛中划去。
n.
抓; 搔痒
His dog just gives a scratch at the door when it wants to come in.
他的狗想进来时就用爪子抓门。
抓痕, 抓伤
Her face was covered with scratches.
她脸上有很多划痕。
刮擦声
I heard the scratches on the old records.
我听到旧唱片的沙沙声。