随行就市的英文：
prices fluctuating in response to market conditions

参考例句：

Price fluctuating in response to market condition;Price is subject to market flucturation
随行就市

Price fluctuating according to supply and demand
价格随行就市

In a flea market, prices fluctuate according to demand and supply, and therefore the business is flexible.
跳蚤市场，价格随行就市，买卖灵活。

The prices in this farm products market fluctuate according to supply and demand and business is done in a flexible way.
本农贸菜场灵活经营，价格随行就市。

prices是什么意思：
n. 价格，价值；代价
v. 给…定价；问…的价格

Prices are advancing.
各种物价都在上涨。

The price is outrageous.
价钱高得吓人。

Prices are on the rise.
价格在上涨。

fluctuating是什么意思：
adj. 波动的，变动的
v. [fluctuate] 的现在分词形式；波动

Fluctuations are spatial and temporal in character.
这种波动的特点是空间性和瞬时性的。

There are fluctuations in the state of his health.
他的健康状况时好时坏。

It is apparent that rapidly fluctuating temperatures are not indicated.
温度急剧地增减不能被指示出来是显而易见的。

response是什么意思：
n. 回答，反应，应答

the shift of responsiBility
推托责任

Allocation of responsibilities
责任分派

a responsive smile
表示回答的微笑