問題詳情
3. The light microscopes use visible light or ultraviolet rays to __________specimens. They include brightfield, darkfield, phase-contrast, andfluorescent instruments.
(A) complicate
(B) extinguish
(C) illuminate
(D) spot
(A) complicate
(B) extinguish
(C) illuminate
(D) spot
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無參考答案
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