3578 位用户此时在线
24小时点击排行 Top 10：
- 本站自动实时分享网络热点
- 24小时实时更新
- 所有言论不代表本站态度
- 欢迎对信息踊跃评论评分
- 评分越高，信息越新，排列越靠前
1
How prairie dogs use the Bernoulli’s principle.
2
1
1
How prairie dogs use the Bernoulli’s principle.
In order to ensure sufficient oxygen within their burrow, one of the entrances is built with a raised mound of dirt, while the other is not. This determines different wind velocities and different pressures + natural ventilation
有趣
(
twitter.com)
•
Massimo
2
2
1
1
3
2
1
1
4
2
1
1
5
3
2
2
6
2
1
1
7
2
1
1
9
2
1
1
10
2
1
1
11
6
5
5
12
2
1
1
13
2
1
1
14
2
1
1
15
2
1
1
16
2
1
1
17
2
1
1
19
2
1
1
20
2
1
1
21
2
1
1
24
Many have pointed out this is not a Japanese metro station but the Xi'erqi station in Beijing. It is one of the busiest stations during business hours, and here is a video of it from Chinese social media.
2
1
1
Many have pointed out this is not a Japanese metro station but the Xi'erqi station in Beijing. It is one of the busiest stations during business hours, and here is a video of it from Chinese social media.
Classical Western stereotyping: everything that's nice must be Japanese,
时政
(
twitter.com)
00:00:31