今天要跟大家分享兩個容易搞混的字，根據劍橋字典(Cambridge Dictionary)，optometrist翻為「驗光師；配鏡師」、ophthalmologist翻為「眼科醫師，眼科專家」，但其實在美國(在英國有些不同)，optometrist除了一般驗光師能做的事實之外還能夠開藥，所以某種程度上算是醫師，當然如果是眼睛的病變，甚至需要開刀時，還是必須去找ophthalmologist。
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optometrist
[ɑpˋtɑmətrɪst]
n.
An optometrist is an eye doctor who has earned the Doctor of Optometry (OD) degree. Optometrists examine eyes for both vision and health problems.
眼視光醫師；驗光師
Optometrists in the US are licensed to prescribe medications to treat certain eye problems and diseases. The scope of medical care that can be provided by optometrists is determined by state law. (美國的眼視光醫師可以開處方箋來治療特定眼睛問題與疾病，醫療執業範圍由州政府法律制定。)
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ophthalmologist
[͵ɑfθælˋmɑlədʒɪst]
n.
An ophthalmologist is a medical doctor (MD) or a doctor of osteopathic medicine (DO) who specializes in eye and vision care.
眼科醫師
Ophthalmologists are allowed to perform eye exams, diagnose and treat disease, prescribe medications and perform eye surgery.
(眼科醫師可以執行眼科檢查、診斷、治療疾病、開處方箋、進行眼科手術。)
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