英语词汇“black hole”的翻译、意思、用法、释义-英汉双解词典

单词	black hole
释义	ˌblack ˈhole noun [countable, usually singular] something that costs you a lot of money or effort but does not provide any real benefit黑洞（成本很高却无效益可言）◆The company viewed the venture as a financial black hole.公司认为这项投资是财务上的一个黑洞。
随便看	select Pareto-optimal EMS key CMA wholesale bank bid / ask spread saving oversize electronic purse Ishikawa diagram clock speed valuables ruin out-basket economic value Internal Revenue Service clean turnround best endeavours revolving door OPEC duty differential inorganic civil aviation

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