| 释义 |
e.lec.tronHI5lek7trBn, $-trB:nn [C]an extremely small piece of matter with a negative electrical charge电子An electron microscope is a device which sends electrons through objects which are too small to be seen easily, to produce a picture which is more detailed than that produced by ordinary microscopes.电子显微镜 ☆ NEUTRON, PROTON
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