节节高

节节高

Literally means:

the sesame grows taller after each blossom

Actually means:

improve steadily; make gradual progress

It derives from "芝麻开花节节高 the sesame grows taller after each blossom". That is, the flowers of sesame plant blossom at the nod, and they blossom each time the sesame grows by one node. Therefore the sesame grows taller each time the flowers blossom.

It figuratively means making gradual progress or improving steadily. Commendatory.

出自“芝麻开花节节高”。芝麻的花从下一节开始，每上长一节开一层花，花越开越高。

比喻不断取得进步，情况越来越好。具有褒义色彩。