A liquid,such as liquid nitrogen,that boils at a temperature below about110 K(-160=C) and is used to obtain very low temperatures; a refrigerant.是什么意思_A liquid,such as liquid nitrogen,that boils at a temperature below about110 K(-160=C) and is used to obtain very low temperatures; a refrigerant.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句