2.The pen nibs are placed head and points.
3.used of pens; having a writing point or nib especially of a certain kind.
4.A tapered point of a pen, designed to be inserted into a penholder or fountain pen.
5.The procedure inoles inserting the pencil-thin tip of a probe through the urethra, up to the bladder to detect the cause of the problem.
这一检查过程涉及到把
钢笔尖细样的探针穿过尿道，到达膀胱来检测病症。
