Ākāliúsī shì Xīlà liánjūn zhōng zuì yǒngměng de yīngxióng.
Achilles was the bravest hero of the Greek army.
Tips
culture
Legend says his mother dipped him in the river Styx holding him by the heel, so the heel stayed mortal. Hence 阿喀琉斯之踵 "Achilles' heel", a fatal weak spot, common in news and business writing.
usage
阿喀琉斯 is the usual mainland form; 阿基里斯 is also widely used, especially in Taiwan.