On a climb, if you come across overgrown brambles, you should have a will as firm as a roch; in a long and arduous journey, confronted with a bleak and boundless desert, you should possess the stamina of a camel.是什么意思_On a climb, if you come across overgrown brambles, you should have a will as firm as a roch; in a long and arduous journey, confronted with a bleak and boundless desert, you should possess the stamina of a camel.在線翻譯_英語_讀音_用法_例句