to no effect造句

We warned them, but to no effect.

We tried again and again, but to no effect.

But some people after pregnancy due to a slight change of hormones, aggravating, but to no effect, fetal basic.

"The doctors who were called in dosed him with dozens of catties of cinnamor6 aconitum roots, turtle-shell, liriope, polygonamm and so forth--but all to no effect. "

In the end, researchers found no differences in body fat and weight between the two groups, suggesting calcium had little to no effect on weight loss among the teens.