hard biscuit

以上内容是 hard biscuit 的中文翻译，希望对您有帮助。

相关翻译

• a hard row to hoe
• a hard case
• a hard nut to crack
• abrasive hardness
• abrasive hardness tester
• accelerator of hardening
• Achard-Thiers syndrome
• Achard-Castaigne method
• Actaea richardsoni
• air hardening
• air hardening steel
• after-hardening