日月如梭 (rì yuè rú suō) | Meaning: the sun and moon like a shuttle (idiom); How time flies! | Chinese Idiom with Pinyin & Origin

time flies like an arrow (idiom); How time flies!光阴似箭guāng yīn sì jiàn

with the passage · as summer goes and winter comes寒来暑往hán lái shǔ wǎng

a white steed flits past a crack (idiom); How time flies!白驹过隙bái jū guò xì

the sun and moon like a shuttle (idiom); How time flies!