v pose a threat to; present a danger to
v to utter intentions of injury or punishment against:"He threatened me when I tried to call the police"
v to be a menacing indication of something:"The clouds threaten rain"
s threatening or foreshadowing evil or tragic developments
s darkened by clouds
a. 胁迫的, 危险的
[法] 威胁的, 恐吓的, 危险的