- 一葉知秋
- yíyèzhīqiūthe falling of one leaf heralds the autumn; it is a straw in the wind; a small sign can indicate a great trend* * *一葉知秋|一叶知秋 [yī yè zhī qiū] ► lit. the falling of one leaf heralds the coming of autumn (idiom) ► fig. a small sign can indicate a great trend ► a straw in the wind
Chinese-English dictionary. Academic. 2013.