开瓶器是厨用小器具.A bottle opener is a kitchen gadget.他喜欢摸弄坏掉的小器具.He likes to tinker ( away ) at broken gadgets.这个方便的小器具可以削苹果皮又把果心切出来.This handy gadgets peels an apple and also cuts out the core....

“小器具”的英语可以翻译为：gadget，widget ...