foolproof
UK/'fu:lpru:f/US
GREC2
Definitions
adj.
So simple or well-designed that it cannot fail or be used incorrectly; infallible
万无一失的，极其简单可靠的
Root Breakdown
Native Englishfoolproofother
=foolproof
Example Sentences
- 1.
Modern smartphone interfaces are foolproof designs that even young children can navigate easily.
- 2.
The new safety system includes foolproof mechanisms to prevent accidental activation.