翻译是：
Sometimes,what you see is in contrast with what you have expected.
Sometimes,what you see is opposite to what you have expected.
sometimes：有时
in contrast with/be opposite to：与...相反
expect：期待
翻译是：
Sometimes,what you see is in contrast with what you have expected.
Sometimes,what you see is opposite to what you have expected.
sometimes：有时
in contrast with/be opposite to：与...相反
expect：期待