| 词汇 | becquerel |
| 释义 | becquerelMeasurement bec·que·rel /ˌbekəˈrel/ noun [countableC] TMa unit for measuring radioactivity 贝克勒尔〔放射性强度单位〕 Examples from the Corpus becquerel• Readings showed levels of 56,000 becquerels per kilogram in vegetation and soil samples.• It had a caesium 137 concentration of only 4 becquerels per kilogram.• Children with more than 60 becquerels of radioactivity per kilo of bodyweight are thought to be at risk from disease.• One becquerel is equal to one radioactive decay per second. |
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