crust

US /krʌst/
UK /krʌst/
"crust" picture
1.

麵包皮, 硬皮

the hard outer part of bread

:
He cut the crust off his sandwich.
他把三明治的麵包皮切掉了。
Some people prefer bread without the crust.
有些人喜歡沒有麵包皮的麵包。
2.

殼, 層

a hard outer layer or covering of something

:
The earth's crust is made up of several layers.
由幾層組成。
A thin crust of ice formed on the pond.
池塘上結了一層薄薄的冰
1.

結殼, 變硬

to form a hard outer layer or covering on something

:
The mud had begun to crust over.
泥巴開始結殼了。
The wound will crust over as it heals.
傷口癒合時會結痂