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light-year翻译
light-year什么意思 light-year音标、翻译、用法
英语翻译时间：2023/3/1 14:16:37阅读：746
light-year音标英 ['laɪt'jɪr]美 ['laɪt'jɪr]light-year翻译n.光年；英英释义light-year[ 'laitjə: ]n.the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers同义词：light yearl