別丟塑膠！不如這樣做來拯救地球

Look at it. It’s simple, very strong and practical. It’s a good helper in life.

👆搞懂電蚊拍架構, 立馬知道壞掉的電蚊拍還有沒有得救！ #Hedgehog刺蝟幫 #shorts

Practical knots are often used in emergency escape fire rescue for double anchor point step fore

老婆嫌電動椅太重？退休工程師用 4 塊木頭讓它「原地飄移」！ 測試海賊王diy日記