If your skin prickles, it feels as if a lot of small sharp points are being stuck into it, either because of something touching it or because you feel a strong emotion.
例句
He paused, feeling his scalp prickling under his hat...他停了下来，觉得帽子下面头皮刺痒。Her skin prickled with apprehension.她因为忧惧而浑身发毛。
N-COUNT
（植物的叶或茎上的）刺，棘，针
Prickles are small sharp points that stick out from leaves or from the stalks of plants.
例句
...an erect stem covered at the base with a few prickles.根部有几根刺的笔直的茎
英汉词典释义
n.
(动植物的)刺,棘
a bush with prickles on有刺的灌木
刺痛感
The scream sent a prickle down my spine.尖叫声听得我像针由上到下刺我的脊骨。
vt. & vi.
感到刺痛,引起刺痛
Her eyes prickled with unshed tears.她眼睛刺痛，噙着泪水。The hairs on the back of my neck prickled with fear.我给吓得脖梗儿的汗毛都竖起来了。
英英词典释义
Noun
1. a sharp-pointed tip on a stem or leaf
Verb
1. cause a prickling sensation
2. cause a stinging or tingling sensation
3. make a small hole into, as with a needle or a thorn;
"The nurse pricked my finger to get a small blood sample"