had one's ducks in a row
A surname.
Part of an airframe designed to carry an external load such as a missile. / A metal screw thread embedded in a workbench to facilitate the mounting and removal of specific tools.
simple past tense and past participle of have one's ducks in a row
(organic chemistry) Any compound containing a furan ring joined to an alkyne
契約交渉を始める前に、重大な損失を避けるためにすべての準備を整えていた。
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