A pencil with a plastic or metal case and a thin replaceable lead that may be extended as the point is worn away.
（旋转式）活动铅笔
Example sentencesExamples
Yet it has proved a winner, if only because it has carried on the propelling pencil's pioneering work in reviving a handwriting culture among adults.
He has two main tips - think in mini-grids first, and always use a propelling pencil.
In front there is my essential cellphone alongside my favourite drawing pen and, lastly, a good old-fashioned propelling pencil.
He took out his propelling pencil and wrote £4 in the light hand used in other books.
Brochures, birthday cards and souvenir propelling pencils were handed out and passengers travelling in Airways' aircraft were all presented with a gift to commemorate the occasion.