单词 | trillion |
释义 | trillion n. (pl. same or (in sense 3) trillions)   1. a million million (1,000,000,000,000 or 10(12)).   2. (formerly, esp. Brit.) a million million million (1,000,000,000,000,000,000 or 10(18)).   3. (in pl.) colloq. a very large number (trillions of times). Usage Senses 1-2 correspond to the change in sense of billion. Derivatives trillionth adj. & n. Etymology: F trillion or It. trilione (as TRI-, MILLION), after billion |
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