alert
adjectivecảnh giác
Các dạng (word-forms) của từ "alert":
- alerted:verb: past tense (-ed)
- alerter:adjective: comparative (-er)
- alertest:adjective: superlative (-est)
- alerting:verb: present participle (-ing)
- alert's:noun: possessive
- alerts:noun/verb: (-s)
Các nghĩa của từ "alert":
1.
cảnh giác
Quick to notice and respond to danger.
B2adjective
Example:The guard was alert to any unusual activity.
Synonyms:watchful, vigilant
Antonyms:unaware
2.
cảnh báo
A warning of danger.
B2noun
Example:The alert was issued due to severe weather conditions.
Synonyms:alarm, warning