- obdurate
- 坚定: firm; staunch; steadfast
- 的: 4次方是 The fourth power of 2 i ...
- 冷酷: unfeeling; callous; grim
- 冷酷的: be as hard as nails; coldblooded; flinty; grim; hardhearted; harsh; marbly; mephistophelean; mephistophelian; metallic; pitiless; relentless; remorseless; rocky; ruthless; stony; unrelenting
- （指心）冷酷的: be as hard as nails
下载手机词典可随时随地查词查翻译