buy-in
v.
verbal phrase, "to purchase a commission or stock," 1826, from buy, v. + in, adv.. As a noun by 1970.
| 词汇 | buy-in | 
| 词根词缀 | Online Etymology Dictionary buy-in v. verbal phrase, "to purchase a commission or stock," 1826, from buy, v. + in, adv.. As a noun by 1970. | 
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