kelvin
US /ˈkɛlvɪn/
・UK /ˈkelvɪn/
A1 初級
n.名詞開
影片字幕
研究都說睡前不要滑手機，但螢幕究竟會如何影響你的睡眠，讓 Vox 帶你深入了解！ (How screens actually affect your sleep)
06:39
- Daylight exists at roughly 5600 Kelvin, which leans quite blue.
日光的亮度大約為 5600 開爾文，偏藍。
- A sunset leans much warmer in the 3000 Kelvin range.
在 3000 開爾文的範圍內，日落的溫度要高得多。
15-Yr-Old Kelvin Doe Wows M.I.T. - Self-taught African Teen Wows MIT
10:07
- KELVIN DOE: My name is Kelvin Doe, aka DJ Focus.
我叫Kelvin Doe，又名DJ Focus。
- KELVIN DOE: Alright. Alright. It's the youngest DJ. DJ Man Focus.
好吧好的這是最年輕的DJ。DJ Man Focus.
熱 "Qubits破解量子計算重大挑戰 (‘Hot’ Qubits Crack a Major Quantum Computing Challenge)
04:02
- versions need to be kept as near as possible to absolute zero, aka zero kelvin, aka -273.15
版本需要儘可能地保持在接近絕對零度，也就是零開爾文，也就是-273.15。
- A scorching 1.5 kelvin.
炙熱的1.5開爾文。
檳榔樹會爆炸嗎？這是目前科學家們所知道的 (Will Betelgeuse Explode? This Is What Scientists Know So Far)
04:48
- According to recent reports, Betelgeuse has cooled by roughly 100 Kelvin since September 2019
根據最近的報道，自2019年9月以來，Betelgeuse已經冷卻了大約100開爾文。
聚變能源可能在不到5年內成為現實 (Fusion Energy Could Be a Reality in Less Than 5 Years)
04:32
- that needs to be cooled with liquid helium to just 4 kelvin. But in the last few years,
需要用液氦冷卻到只有4開爾文。但在過去的幾年裡。
這種新物質狀態既是液體又是固體! (This New State of Matter Is a Liquid and a Solid at the Same Time!)
03:45
- pressure, and between 400 and 800 Kelvin, it showed that the chains between the tubes
模擬鉀原子時，實驗顯示，管子之間的鏈結融化成液態，
世界上第一個室溫超導體來了。 (The World’s First Room Temperature Superconductor Is Here)
05:21
- Quantum computers like this one made by IBM have to keep their handful of quantum bits even colder, just 0.015 Kelvin.
像IBM公司製造的這種量子計算機，必須讓它們的少量量子比特保持更冷的溫度，只有0.015開爾文。
- The first superconductor discovered in 1911 was mercury wire chilled to 4.2 Kelvin.
1911年發現的第一種超導體是冷卻到4.2開爾文的水銀線。
卡羅：3個朋友如何打造10億美元的二手車業務 | CNBC Make It (Carro: How 3 friends built a $1 billion used car business | CNBC Make It)
07:49
- Aditya Lesmana and Kelvin Chng.
Aditya Lesmana和Kelvin Chng。
2萬年前的冰塊裡有什麼？ (What's In a 20,000 Year-Old Cube of Ice?)
12:26
- This is a liquid helium tank, it's cold enough - it's at 4 kelvin, 4 degrees about absolute zero.
這是一桶液態氦，溫度夠冷，差不多凱爾文 4 度，絕對零度 (−273 °C) 周圍 4 度。
- You wouldn't want to be getting your own hands too close to 4 kelvin.
你不會想拿自己的手伸進絕對零度的環境裡。
Picture of 宇宙大爆炸(Picture of the Big Bang (a.k.a. Oldest Light in the Universe))
04:01
- space: currently around 2.725 degrees Kelvin, or minus 270 degrees Celsius.
空間：目前約為開氏2.725度，即零下270攝氏度。
- However, the universe isn't exactly 2.725 Kelvin in every direction… if we look closely,
然而，宇宙並不完全是2.725開爾文在每一個方向......如果我們仔細觀察。