subatomic particle, 1939, from Greek mesos "middle" (see medial (adj.)) + subatomic particle suffix -on. Earlier mesotron (1938). So called for being intermediate in mass between protons and electrons.
雙語例句
1. Fresh meson, heart with diamond, pearl 7 - 8 mM , welcome to wholesale!
新款淡水介子, 雞心帶鉆, 珍珠 7-8mM, 歡迎批發(fā)!
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2. But, the messenger has gone several, the meson cannot push.
可是, 差人去了幾趟, 介子推不來.
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3. Button shaped beads pendant , Earing, a meson, welcome to order!
異型紐扣珠吊墜,耳釘, 介子一套, 歡迎訂貨!
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4. Strange meson production in heavy ion collisions has been studied.
我們研究了重離子碰撞中的奇異介子產(chǎn)生.
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5. Freshwater pearl ring, small wholesale promotions, mesonmeson, from 100 approved, welcome to order!