Tā / suī / rán / jīng / yàn / fēng / fù / dàn / miàn / duì / zhè / wèi / jìng / dí / réng / bù / gǎn / dà / yì

他虽然经验丰富，但面对这位劲敌仍不敢大意。

Although he is experienced, he still does not dare to be careless when facing this formidable opponent.