Punctum
[pʌŋktәm]
解釋/意思:
(n.) A point.
校對:斯宾塞
解釋/意思:
n. (anat.) a point dot.—adjs. Punc′tūlate -d.—ns. Punctūlā′tion; Punc′tūle; Punc′tūlum.—Punctum céŽum the point of the retina from which the optic nerve fibres radiate so called because impervious to light.
整理:纳撒尼尔