| 释义 |
fovea Anat., Zool., Bot.|ˈfəʊvɪə|
[a. L. fovea small pit.]
A small depression or pit; esp. a depression of the retina of the eye; fovea centralis, the fovea of the retina.
1849Johnston in Proc. Berw. Nat. Club II. No. 7. 364 A..furrow..beginning behind the eye..terminating in a deeper fovea, and with a foveola near the centre. 1858Gray Anat. 560 In the centre of the posterior part of the globe, the retina presents a yellow spot..having a central depression, fovea centralis. 1882Vines Sachs' Bot. 480 In consequence of cell-division..the sporangium soon appears as a swelling in the fovea. 1924R. M. Ogden tr. Koffka's Growth of Mind iii. 71 The eye is turned until the fixated object falls upon the place of clearest vision lying at the centre of the retina (the fovea centralis). 1970T. S. & C. R. Leeson Histol. (ed. 2) xx. 488 The fovea centralis is a shallow, rounded pit lying 4 mm. to the temporal side of the optic disk. |