a small tool that has two narrow pieces of metal joined at one end, used to pull or move very small objects (Longman Dictionary of Contemporary English)
a small thin stick with cotton wool at each end, used for cleaning places that are hard to reach, such as inside your ears (Longman Dictionary of Contemporary English) cotton wool : 脱脂綿
a tool for clearing waste that is blocking a kitchen or bathroom pipe. It consists of a straight handle with a rubber cup on the end. (Longman Dictionary of Contemporary English)