without fail
成語所屬單字without
without fail — 慣用語
1. every time without exception; used to say that something always happens or is al
1.慣用語
釋義
必定；從不例外
every time without exception; used to say that something always happens or is always done.
例句
Andrei calls his mother every Sunday without fail, no matter where he is.
The morning train arrives at 7:32 without fail.