of or about the sense of sight
of or using light
"optical supplies"
"ocular inspection"
"an optical illusion"
"visual powers"
"visual navigation"
"ocular muscles"
"an ocular organ"
"ocular diseases"
"the optic (or optical) axis of the eye"
"an ocular spot is a pigmented organ or part believed to be sensitive to light"
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海词词典,十七年品牌