释义
stand·by BrE /ˈstændbaɪ / NAmE /ˈstændbaɪ / noun (stand·bys a person or thing that can always be used if needed , for example if sb /sth else is not available or if there is an emergency ◆ I always keep a pizza in the freezer as a standby . ◆ a standby electricity generator ● on ˈstandby ready to do sth immediately if needed or asked ◆ The emergency services were put on standby after a bomb warning . ready to travel or go somewhere if a ticket or sth that is needed suddenly becomes available ◆ He was put on standby for the flight to New York . stand·by BrE /ˈstændbaɪ / NAmE /ˈstændbaɪ / adjective [ only before noun ] a standby ticket for a flight , concert , etc . cannot be bought in advance and is only available a very short time before the plane leaves or the performance starts
