- According to the character of the air attack targets in modern sea battles, this paper confirm the disposition of radar picket frigate which is used in aerial warning for warship formation.
- The teacher let him off the hook with a warning this time.
- The birds perched on the television aerial.
- The picture is much clearer with the new aerial.
- I'm warning you for the last time stop talking!
- She sounded a note of warning in her speech.