1ADJ-GRADED [usually ADJ n]有硬皮的;有脆皮的Crusty bread has a hard, crisp outside. 有硬皮的;有脆皮的
...crusty French loaves.
脆皮法式烤面包
2ADJ-GRADED [usually ADJ n](尤指老头儿)脾气急躁的,易发怒的 If you describe someone, especially an old man, as crusty, you mean they are impatient and easily irritated. (尤指老头儿)脾气急躁的,易发怒的