开拓眼界。开拓视野broaden, expand one's horizons
打开眼界widen one’s horizon
巴黎的服装广告使他大开眼界。The advertisements of costume in Paris
broadened his outlook.
这真使我开眼界。What an eye-opener it’s been for me!
开眼界，拓宽视野。Widen one’s field of vision.
电视真使人大开眼界。Television is a real eye-opener.
旅游使他大开眼界。Travel has greatly broadened his horizons.
这让我大开眼界。This has really opened my eyes.
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