sign of the times片语KK [saɪn ʌv ðə taɪmz] /saɪn ʌv ðə taɪmz/发音片语1时代的产物、时代的写照、时代的象征Empty storefronts along the main street are a sign of the times.主街上空置的店面正是时代的写照。用这个字练口说→