Professor Bunn says there are currently about 130 research reactors around the world that still use highly-enreached highly enriched uranium for fuel.是什么意思_Professor Bunn says there are currently about 130 research reactors around the world that still use highly-enreached highly enriched uranium for fuel.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句