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| elemento radioactivo | |||
| órgano activo | |||
| elemento activo (The layout container element that is currently subject to special operations, such as adding child elements or defining columns and rows. The active element is identified by a yellow bounding box) | |||
| componente activo | |||
| elemento activo | |||
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active element : 4 phrases in 1 subject |
| Earth sciences | 4 |