Grammar Note
仅用于名词前
临时的；草草的；初步的；凑合的
先理解核心含义，再看它在真实句子里的用法。
临时的；草草的；初步的；凑合的
Done hastily or roughly, with little preparation; temporary or preliminary.
We formed a scratch team to play in the charity tournament.
我们临时凑了一个队参加慈善比赛。
初步的、尝试性的或不完整的工作的
For or consisting of preliminary or tentative, incomplete, etc. work.
临时拼凑的,利用手头现成材料,几乎无准备的
Hastily assembled, arranged or constructed, from whatever materials are to hand, with little or no preparation
与暂存器(机器上用于测试或临时使用的数据结构或记录介质)相关的
Relating to a scratchpad, a data structure or recording medium attached to a machine for testing or temporary use.
(球员)水平高到无需让分即可参赛的,即无需依据能力调整计分
(of a player) Of a standard high enough to play without a handicap, i.e. to compete without the benefit of a variation in scoring based on ability.
He is a scratch golfer, meaning he plays with no handicap.
他是一名零差点高尔夫球手，意味着他打球时无让分。
She used a scratch paper to jot down the phone number.
她用一张草稿纸记下了电话号码。
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仅用于名词前
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Dictionary facts from ECDICT, WIKTIONARY.