A sharp-eyed reader will notice the book's repeating themes.敏锐的读者会注意到书中重复的主题。My sharp-eyed mother had already spotted him.我那目光敏锐的母亲已经看见他了。A sharp-eyed shop assistant spotted the fake.一个眼尖的售货员发现了假货。A sharp-eyed secretary noticed the mistake just in time.一个眼尖的秘书及时地发现了错误。