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    luminosity

    US /ˌluːmɪˈnɒsəti/

    ・

    UK /ˌlu:mɪ'nɒsətɪ/

    B2 中高級
    n. (c./u.)名詞 (可數/不可數)發光
    Although the stars themselves are very far away, their luminosity is obvious on a clear night
    n. (c./u.)名詞 (可數/不可數)光度 (物理學)
    The luminosity of a star is the total amount of energy it emits per unit time.
    n. (c./u.)名詞 (可數/不可數)明度
    Adjusting the luminosity of the screen can reduce eye strain.
    n. (c./u.)名詞 (可數/不可數)發光度
    The artist captured the luminosity of the sunset in her painting.

    影片字幕

    法國凡爾賽宮!最完整旅遊攻略,帶你深度探索! (Palace Of Versailles - France - Full Tourist Guide - Travel & DIscover)

    52:56法國凡爾賽宮!最完整旅遊攻略,帶你深度探索! (Palace Of Versailles - France - Full Tourist Guide - Travel & DIscover)
    • The luminosity of this majestic nave, the nobility of the architecture and the exceptional quality of its decoration make this chapel one of the great masterpieces of religious art.

      雄偉的中殿、高貴的建築和卓越的裝飾使這座小教堂成為宗教藝術的偉大傑作之一。

    • The luminosity of this majestic nave, the nobility of the architecture, and

      兩座戰利品喚起了神聖羅馬帝國、西班牙和荷蘭對法國的聯盟。

    B2 中高級

    詹姆斯韋伯望遠鏡迄今為止最令人驚嘆的發現!(4k) (The Most Extraordinary Things James Webb Telescope Has Seen So Far (4k))

    37:00詹姆斯韋伯望遠鏡迄今為止最令人驚嘆的發現!(4k) (The Most Extraordinary Things James Webb Telescope Has Seen So Far (4k))
    • This luminosity suggests that it is producing light through young stars rather than a supermassive black hole, which is typically responsible for the brightness of quasars.

      這種亮度表明,它是通過年輕恆星而不是超大品質黑洞產生光的,後者通常是類星體亮度的主要原因。

    • This luminosity suggests that it is producing light through young stars rather than a supermassive black hole, which is typically responsible for the brightness of quasars.
    B2 中高級

    未來 100 兆年後,將會發生什麼事?! (This Is What Will Happen in the Next 100 Trillion Years)

    08:29未來 100 兆年後,將會發生什麼事?! (This Is What Will Happen in the Next 100 Trillion Years)
    • Due to the sun's increasing luminosity, the average surface temperature will have increased to 47 degrees Celsius.

      由於太陽的光度不斷增加,表面平均溫度將升至 47 攝氏度。

    • Due to the Sun's increasing luminosity, the average surface temperature will have increased to 47 degrees Celsius.

      由於太陽的光度不斷增加,表面平均溫度將升至 47 攝氏度。

    B1 中級

    未來十億年後會發生什麼事? 🚀 (This Is What Will Happen in the Next Billion Years)

    07:44未來十億年後會發生什麼事? 🚀 (This Is What Will Happen in the Next Billion Years)
    • In addition, the Sun's increasing luminosity will cause severe effects on Earth.

      此外,太陽光度的增加將對地球造成嚴重影響。

    • Finally, in 1 billion years, the Sun's luminosity will have increased 10% from its current state.

      最後,10 億年後,太陽的光度將比現在增加 10%。

    B1 中級

    我們如何在銀河系找到地球的位置! (How We Found Earth's Location in the Milky Way)

    12:30我們如何在銀河系找到地球的位置! (How We Found Earth's Location in the Milky Way)
    • In 1908, she observed that there was a direct relationship between the luminosity of these stars and their pulsation periods.

      1908 年,她觀察到這些恆星的光度與脈動週期之間存在直接關係。

    • In 1908, she observed that there was a direct relationship between the luminosity of these stars and their pulsation periods;

      1908 年,她觀察到這些恆星的光度與脈動週期之間存在直接關係。

    B2 中高級

    Photoshop 教學 🚀 物件自動選取技巧大公開! (Photoshop Tutorial - Automatically selecting objects)

    06:30Photoshop 教學 🚀 物件自動選取技巧大公開! (Photoshop Tutorial - Automatically selecting objects)
    • I'm not seeing any of the luminosity values underneath, but I can still pick a blue color.

      我看不到下面的任何亮度值,但我還是可以選一個藍色。

    • And then in the Layers panel, I'm going to change the Blend Mode to Color, so only the color values are affected and not the photograph or the luminosity values underneath it.

      然後在 Layers panel,我會把 Blend Mode 改成 Color,這樣就只會影響顏色值,而不會影響照片或下面的亮度值。

    B1 中級

    宇宙之旅 - 尋找類地行星! (Cosmic Journeys - The Search for Earth-like Planets)

    27:10宇宙之旅 - 尋找類地行星! (Cosmic Journeys - The Search for Earth-like Planets)
    • only 1.3% of its luminosity.

      釋放並埋藏二氧化碳。

    • but only 1.3% of its luminosity.

      但光度僅為太陽的 1.3%。

    B2 中高級

    最小的冒險!KTM 390 Adventure 評測開箱! (The Smallest Adventure – KTM 390 Adventure Review)

    10:51最小的冒險!KTM 390 Adventure 評測開箱! (The Smallest Adventure – KTM 390 Adventure Review)
    • Will this LED ripped off the 790 with enough luminosity to require a heat sink slash down the center.

      這顆從 790 上拆下來、亮度高到需要散熱片的 LED 燈,會不會成為我隧道盡頭的頭燈。

    • Will this LED ripped off the 790 with enough luminosity to require a heatsink slashed down the center be my headlight at the end of the tunnel?

      我可以找個老農夫來塞稻草什麼的。

    B2 中高級

    歐伯斯悖論!宇宙為何是黑的? (Olbers' Paradox)

    04:48歐伯斯悖論!宇宙為何是黑的? (Olbers' Paradox)
    • You can do that by just remembering that the luminosity, the brightness decreases as a function of 1 over r squared, if you like math,

      你可以透過記住亮度,亮度會隨著 1 除以 r 平方函數而減小來做到這一點,如果你喜歡數學,

    B1 中級

    如果太陽變大了兩倍會怎麼樣?? (What If The Sun Doubled In Mass?)

    03:32如果太陽變大了兩倍會怎麼樣?? (What If The Sun Doubled In Mass?)
    • First off, with more mass, the sun's luminosity — the amount of energy and brightness it gives off — would increase exponentially.

      首先,隨著質量的增加,太陽的光度(它發出的能量和亮度)將呈指數級增加。

    B1 中級