ironclad
Definition
Extremely strong or secure; unable to be broken or altered.
日本語 非常に強固で破れず、変えられない
Example
"She had an ironclad alibi that proved she wasn't at the scene of the crime."
Extremely strong or secure; unable to be broken or altered.
日本語 非常に強固で破れず、変えられない
"She had an ironclad alibi that proved she wasn't at the scene of the crime."