idiom : common saying : a two-part allegorical saying > have an exaggerated opinion of one's abilities as one who does not know the immensity of heaven and earth
Contents
Not know the immensity of heaven and earth
  Explanation: Do not understand the complexity of things, describe the arrogance of ignorance
  Usage: Verb-object type; as the predicate attribute; describe the arrogance of ignorance
  Source: Qing Wen Kang "Heroic Biography" 34 back: "If this had not known, I think of childhood the words of those bragging, really feel apologetic."
  Examples: If this had not known, I think of them ~ the words of young, really feel sorry. ★ Qing Wen Kang "Children Heroes" back to the thirty-fourth
bù zhī tiān gāo dì hòu
  Do not understand the complexity of things. Also described the bold, naive or arrogant
Translated by Google
No. 3
  Days do not know how high, to how deep. Describes Jiaokuang ignorance.
Translated by Google
No. 4
  发 音 bù zhī tiān gāo dì hòu
  释 义 不知道天有多高,地有多深。形容骄狂无知。
  出 处 《庄子·让王》:“吾不知天之高也,地之下也。”
  示 例 如今年过知非,想起幼年这些~的话来,真觉后悔。--清·文康《儿女英雄传》第三十四回
  用 法 作谓语、定语;形容狂妄无知
成语词典
  成语名称 不知天高地厚 汉语拼音 bù zhī tiān gāo dì hòu 成语释义 不知道天有多高,地有多深。形容骄狂无知。 成语出处 《庄子·让王》:“吾不知天之高也,地之下也。” 使用例句 如今年过知非,想起幼年这些不知天高地厚的话来,真觉后悔。
  ★清·文康《儿女英雄传》第三十四回
English Expression
  1. n.:  have an exaggerated opinion of one's abilities as one who does not know the immensity of heaven and earth,  not know the immensity of heaven and earth - have an exaggerated opinion of one's abilities
Thesaurus
Act recklessly, guiltless interest, not knowing whether to advance or retreat, abrupt, guiltless deep, guiltless accident, Primary calf, Do not know the level of, be very promising
Antonym
Reasonable notice of, Reasonable notice
Containing Phrases
snippet