定焦镜头 dìng jiāo jìng tóu

DEFINITIONS

  1. prime lens

CHARACTERS

定 dìng
HSK 3
decide, settle, fix
焦 jiāo
HSK 6
burned, scorched; anxious, vexed
镜 jìng
HSK 4
mirror; lens; glass; glasses
头 tóu
HSK 3
head; top; chief, first; boss