kinetic energy
US /kɪˈnɛtɪk ˈɛnədʒi/
・UK /kɪˈnetɪk ˈenədʒi/
B1 中級
n. (u.)不可數名詞動能
The ball's kinetic energy increased as it rolled down the hill.
影片字幕
如何贏得星際戰爭 (How to Win an Interstellar War)
11:05

- Each relativistic missile packs the kinetic energy of a dinosaur-killer asteroid, so only one needs to hit.
每枚相對論飛彈的動能相當於一顆恐龍殺手小行星的動能,是以只需擊中一枚即可。
火箭是如何擺脫地球引力的? (How Does A Rocket Escape Earth's Gravity)
03:26

- This force generates more kinetic energy than Earth's.
這種力量產生的動能比地球的還要大。
風車設計的物理學 (The Physics of Windmill Design)
03:27

- the wind past. If you extracted 100% of the kinetic energy from the wind, it would stop moving
風過去。如果你從風中提取100%的動能,它就會停止移動。
- shows that a mathematically ideal windmill can only extract 59% of the wind's kinetic energy .
顯示,一個數學上理想的風車只能提取59%的風的動能 。
外星文明是什么样子的?卡尔达肖夫指数
11:41

10種最強大的驚奇武器 (Top 10 Most POWERFUL Marvel Weapons)
13:21

- The shield is near indestructible and able to absorb a lot of kinetic energy and adventures to 15 molecule man destroyed, silver surfer's board mile near and the shield, he set the shield had the strangest molecular configuration he'd ever seen, giving it a big nod above the cosmic and God weapons number nine.
盾牌近乎無堅不摧,能夠吸收大量的動能和冒險到15個分子的人摧毀,銀色衝浪者的板裡近和盾牌,他設置的盾牌有他見過的最奇怪的分子構造,給它一個大的點頭,高於宇宙和上帝武器九號。




