to a T
介词短语
英文释义
介词短语
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Precisely; exactly; perfectly; with great attention to detail.
— The announcement of the political endorsement was timed to a T.
词源
The origins of this phrase are uncertain, but it has been observed in print since at least 1693, and likely was around well before that. The possibly related phrase to a tittle is found in a 1607 play, The Woman Hater by Francis Beaumont and John Fletcher ("I'll quote him to a tittle"). The T in the phrase to a T is likely the first letter of a word, with tittle being the most likely source.
* Other theories with little evidence point to golf tees, for their small size; this may have at least influenced the alternative form to a tee. Some speculate a relationship with T-square, a measuring device introduced around the turn of the century. Others claim the expression refers to the correct completion of the letter t by crossing it.
*In print from "Two Years Before the Mast" published in 1840, and, even then, using quotes, refers to the practice of squaring up a yardarm with a mast on a sailing ship such that it made a perpendicular T.
* Other theories with little evidence point to golf tees, for their small size; this may have at least influenced the alternative form to a tee. Some speculate a relationship with T-square, a measuring device introduced around the turn of the century. Others claim the expression refers to the correct completion of the letter t by crossing it.
*In print from "Two Years Before the Mast" published in 1840, and, even then, using quotes, refers to the practice of squaring up a yardarm with a mast on a sailing ship such that it made a perpendicular T.
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数据来源: Wiktionary