例句 |
blue moonsnounpl. of blue moon a long or seemingly long period of timeonce in a blue moon we'll get dressed up and eat in a fancy restaurant aeons(or eons), ages, coon's ages, cycles, donkey's years(chiefly British), eternities, forevers, longs, months, moons infinitieslifetimes flashes, instants, jiffies, minutes, moments, seconds, shakes, split seconds, trices, twinkles, twinklings, winksmicroseconds, nanoseconds |