《我爱发明》丰收了3 电动棉桃剥壳机、直喂式打麻机、花椒采摘机 20180830 | CCTV科教

[@jayq237]

没有车轮不方便移动，还有加料不够完善

[@kaleemahmed365]

Which kind of plant this one

[@cathychen2955]

中国 全民 加油！！

[@dakotalayne7717]

I know it is quite off topic but do anyone know of a good place to watch newly released movies online ?

[@luongbui4547]

👍👍👍