adj.不（可）熄（灭）的；难熄灭的

His thirst for knowledge seemed quenchless.
他对知识的渴求似乎是无法满足的。
The quenchless fire of her spirit inspired everyone around her.
她那不灭的精神之火激励着周围的每一个人。
Her quenchless ambition drove her to overcome every obstacle in her path.
她那无法遏制的雄心驱使她克服了道路上的每一个障碍。
The quenchless curiosity of the child led him to explore every corner of the house.
那孩子无尽的好奇心驱使他探索房子的每一个角落。
The quenchless love between the two characters in the novel touched the hearts of millions.
小说中两个角色之间永不熄灭的爱情触动了数百万人的心。
His quenchless enthusiasm for adventure kept him traveling to the most remote places on earth.
他对冒险无尽的热情使他不断前往地球上最偏远的地方。
The quenchless desire for freedom fueled the revolution, inspiring people to stand up against oppression.
对自由的无尽渴望点燃了革命，激励人们站起来反抗压迫。
Her quenchless creativity poured into every painting, making each one a unique masterpiece.
她那无穷的创造力倾注在每一幅画作中，使之成为独一无二的杰作。
The quenchless passion for music kept the old musician performing on stage well into his nineties.
对音乐的不懈热情让这位老音乐家一直表演到九十多岁。
The quenchless hope that someday they would be reunited kept them writing letters across continents.
总有一天会重逢的无尽希望，让他们跨越大陆不断地互相写信。