tā / suī rán / zài / zhè ge / lǐng yù / gōng zuò / duō nián / duì / liàng zǐ / wù lǐ / yě / zhǐ shì / lüè zhī pí máo

他虽然在这个领域工作多年，对量子物理也只是略知皮毛。

Although he has worked in this field for many years, he has only a superficial acquaintance with quantum physics.