needle n. 针。vt. 用针缝；激怒；嘲弄。vi. 缝纫。
Be on pins and needles身心不宁；坐卧不安。

【例句】
She pricked herself on a needle.
她被针扎了一下。

She sat for so long that she felt pins and needles in her legs.
她坐得太久，腿都麻了。