效果不好可以怎么说英语

There are many ways you can express that something is not effective in English. Some options might include:

‘s not working very well.
It’s not producing the desired results.
It’s not having the desired effect.
It’s not effective.
It’s not efficient.

u can also use more specific language to describe the specific issues or problems that you’re experiencing. For example, you might say:

‘s not achieving the expected outcome.
It’s not meeting the desired criteria.
It’s not reaching the desired performance level.

u can also use more colloquial or informal language to express this idea, such as:

‘s not cutting it.
It’s not doing the trick.
It’s not getting the job done.

e specific language you choose will depend on the context and your audience, as well as your personal style and preferences.