Word: 硬骨头 (yìnggǔtou) Traditional: 硬骨頭 硬骨头 dictionary entry yìnggǔtou resolute individual; a hard nut to crack; tough mission; difficult task Full dictionary entry for 硬骨头 Example sentences using 硬骨头 2 sentences, showing page 1 of 1. 屎壳郎飞到车道沟里，充硬骨头 shǐkélàng fēi dào chēdàogōu li, chōng yìnggǔtou a dung beetle flies into a cart-rut: pretends to be a tough bone 蜜罐里熬不出硬骨头 mìguàn li áo bù chū yìnggǔtou a honey jar can't brew a hard bone