an early warning of potential danger
раннее предупреждение о потенциальной опасности (rannye preduprezhdenie o potentsial'noy opasnosti)
"Melting glaciers are the canary in the coal mine for climate change."
"Таящие ледники — это канарейка в угольной шахте для изменения климата." (Tayashchie ledniki — eto **kanareyka v ugol'noy shakhte** dlya izmeneniya klimata.)
a physical separation between secure and insecure systems
Refusing to answer a question
someone who attracts attention and stands out
to go ahead or be in front in a competition
something that seems promising at first but fails to deliver
to go beyond the usual limits or boundaries; to innovate
