Dthe small round part at one end of a pin 〔大头针的〕针头
Examples from the Corpus
pinhead• Use morning and/or night and dot a pinhead amount underneath and around the outside edge.• Grains the size of a pinhead are ideal.• The computer will ultimately collapse to a pinhead that can respond tO the humanvOice.• It triggered an image of a divershooting to the surface with a pinhead of breath, his arm like Excalibur.• Only that pinheadJ. D. Hayworth has remained a loyallackey.• I have to deal with pinheads like him all day at work.