0 seconds
0 seconds
Copy embed code
Picture in Picture
Keyboard shortcuts
TAP TO UNMUTE
0:00
Play(k, Space)
Mute (m)
0%
0:00
/
0:00
Loop: Off
Autoplay is on
Playback settings
Playback speed
Normal
0.25x
0.5x
0.75x
Normal
1.25x
1.5x
1.75x
2x
Quality
Auto
Auto
Advanced
Use native captions
Fullscreen(f)
과학기술이 발달한 문명은 지구 같은 행성보다 조석고정을 선호할 수 있다는 연구
Premium Movies & TV Shows
Limited time offer
$1/month
for 2 months
Accept Offer
$1/month for 2 months, then $6.99/month. Terms apply.