What's the purpose of the fabric loop on the back of a shirt?

What is the use of the red house seen in the ophthalmometer?

zhengjingdezhishi

0 View

How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

haoqiwanhuatong

29 Views

Why are the joints of steel cables so strong? #Science #Unzip #SteelCable #MachineryManufacturing #E

haoqiwanhuatong

13 Views

What modifications can be made to an excavator? #PopularScience #Unzip #LargeMachinery #Excavator

haoqiwanhuatong

16 Views

Why do honey collectors only harvest a small portion of the hive when harvesting honey at high altit

haoqiwanhuatong

72 Views

I knew you'd love listening to this song.

yulewanhuatongson

15 Views

Why do two people need to swing the hammer when forging iron? #Science #Unzip #Ironmaking #Forging #

haoqiwanhuatong

15 Views

Those super cool mechanical series of speed bumps~

jixiepangke

30 Views

Let's take a look at the amazing workplace of skilled workers!

jixiepangke

13 Views

Why did the steel fly so high in the flying steel accident? #Science #Unzip #RollingSteel #FlyingSte

haoqiwanhuatong

10 Views

How about the girl in cheongsam and glasses?

zhuntisuopohezhu

14 Views

Pink battle gear hits the streets—do women love it too??

yiroujiejie0102

32 Views

[Double Dance] Dangerous Party ⚠️ Queen vs. Sweet Girl

SunzituanBTSZD

93 Views

chocolate cream

chixiguameizi

25 Views

The mesmerizing farm machinery that's like a speed bump for men

yaki1

112 Views

Introduction to Tequila

yaki1

42 Views

Red Sister's Comfort Zone

zhongguolizijiu

114 Views

Are the videos we watched fake? Has wild sex education been fooling us all these years?

danzijihe_04

104 Views

Sharing 888 items in one go!!!

LiumeihanMikan

1 View

[Collection 5] I've gained some more serious knowledge again

zhengjingdezhishi

0 View