[] () () a form of defence used by a company when another company is trying to take control of it, in order to make itself less attractive, for example by selling some of its main assets毒丸计划（公司为了防止被兼并而采取的防卫措施，如出售某些主要资产）◆The proposals would restrict companies' rights to use poison pills against hostile bids.这些建议将限制公司针对恶意收购而使用毒丸计划的权利。