to be severely burned, suffer serious burns ☊ 
bị phỏng nặng ☊ a not serious story ☊ chuyện ỡm ờ ☊ to make a serious face ☊ làm mặt nghiêm ☊ assume a serious expression (face) ☊ lập nghiêm ☊ hard, difficult, serious (illness) ☊ ngặt nghèo ☊ a big mistake, a serious mistake ☊ sai lầm lớn ☊ to make a serious mistake, commit a grave error ☊ sai lầm nghiêm ☊ a serious mistake ☊ sai lầm nghiêm trọng ☊ children’s lasting and serious disease ☊ sài ☊ important business, serious business ☊ việc tày trời ☊ lose the power of speech from serious illness ☊ đớ lưỡi ☊