Cách sử dụng
The expression "of little/no avail" means that something is not very useful or effective. It can be used when something has been tried, but it doesn't make a big difference, or it doesn't solve the problem. For example, "I tried to call customer service, but it was of little avail because they weren't able to help me." means that calling customer service wasn't very helpful because they couldn't solve the problem. Another example could be, "I studied very hard for the test, but it was of little avail because I still failed." means that studying hard didn't help much because the person still failed the test. Overall, "of little/no avail" is used to express that something was not very helpful, effective or successful.