最終更新日：2024/07/28

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(US, military) Initialism of contingency operating base. / (military) Acronym of chief of boat. / close of business; the end of the business day / Coordination of Benefits / Chairman of the Board

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COB

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COB

noun

(US, military) Initialism of contingency operating base. / (military) Acronym of chief of boat. / close of business; the end of the business day / Coordination of Benefits / Chairman of the Board