contrary to

conflicting with or running counter to

与…相反，与…背道而驰；违反

contrary to his expectations, he found the atmosphere exciting.

出乎他的意料，他发现气氛令人激动。

on (或 quite) the contrary

used to intensify a denial of what has just been implied or stated by suggesting that the opposite is the case

正相反，恰恰相反

there was no malice in her; on the contrary, she was very kind.

她并无恶意；恰恰相反，她人很好。

to the contrary

with the opposite meaning or implication

相反地

he continued to drink despite medical advice to the contrary.

尽管医生的建议与此相反，他仍然继续喝酒。

by contraries&I{【废语】}

In opposition to what is expected.

与预期相反的

on the contrary

In opposition to what has been stated or what is expected

相反的：与已说的话相反或与预期的相反的

I'm not sick; on the contrary, I'm in the peak of health.

我没有病；恰恰相反，我健康极了