| 词汇 | critical mass |
| 释义 | critical mass 1 ENTRIES FOUND: critical mass (noun) critical mass noun plural critical masses critical mass noun plural critical masses Learner's definition of CRITICAL MASS [count, noncount] 1 technical : an amount of material (such as plutonium) that is large enough to allow a nuclear reaction to occur（核链式反应的）临界质量 2 : the size, number, or amount of something that is needed to cause a particular result（达到预期效果所需要的）大小，数目，数量 Production of the show stopped after complaints from viewers reached (a) critical mass.观众投诉达到一定数量后，节目就停止了制作。 |
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