热核聚变反应 rèhéjùbiànfǎnyìng thermonuclear fusion reaction Origin Definitions Defs Strokes Stroke Words Sentences Sents 热核 熱核 rèhé thermonuclear thermonuclear; relating to or using nuclear reactions that occur only at very high temperatures聚变反应 聚變反應 jùbiànfǎnyìng nuclear fusion fusion reaction; a nuclear process where atomic nuclei combine to form heavier nuclei