Mr./Ms. Wan, with 40-year experience of teaching, has taught many students and earned great respect.
Examples (Wiktionary)
Mandarin
尹志平
尹志平
yǐn zhì píng
Yin Zhiping (famous Jin and Yuan Dynasty Taoist philosopher)
Mandarin
尹雪艳总也不老。十几年前那一班在上海百乐门舞厅替他捧场的五陵年少，有些头上开了顶，有些鬓添了霜。
尹雪豔總也不老。十幾年前那一班在上海百樂門舞廳替他捧場的五陵年少，有些頭上開了頂，有些鬢添了霜。
yǐn xuě yàn zǒng yě bù lǎo ． shí jǐ nián qián nà yī bān zài shàng hǎi bǎi lè mén wǔ tīng tì tā pěng chǎng de wǔ líng nián shào ， yǒu xiē tóu shang kāi le dǐng ， yǒu xiē bìn tiān le shuāng ．
Yin Hsueh-yen somehow never seemed to age. Of those fashionable young men who had been her admirers more than a dozen years ago in Shanghai's Paramount Ballroom, some had grown bald on top and some were graying at the temples.
Mandarin
尹雪艳总也不老。十几年前那一班在上海百乐门舞厅替他捧场的五陵年少，有些头上开了顶，有些鬓添了霜。
尹雪豔總也不老。十幾年前那一班在上海百樂門舞廳替他捧場的五陵年少，有些頭上開了頂，有些鬢添了霜。
yǐn xuě yàn zǒng yě bù lǎo ． shí jǐ nián qián nà yī bān zài shàng hǎi bǎi lè mén wǔ tīng tì tā pěng chǎng de wǔ líng nián shào ， yǒu xiē tóu shàng kāi le dǐng ， yǒu xiē bìn tiān le shuāng ．
Yin Hsueh-yen somehow never seemed to age. Of those fashionable young men who had been her admirers more than a dozen years ago in Shanghai's Paramount Ballroom, some had grown bald on top and some were graying at the temples.