看你并不感到惊讶，你肯定已经知道了。 - Zhictionary

Zhictionary

看你并不感到惊讶，你肯定已经知道了。

You're not even fazed. You must have known all along!

Source: Tatoeba

Sentence Composition

to look after
to take care of
to watch
to guard

to see; to look at
to read
to watch
to visit; to call on
to consider; to regard as
to look after
to treat (a patient or illness)
to depend on
to feel (that)
(after a verb) to give it a try
to watch out for

you (informal, as opposed to courteous 您 nín)

you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)

not at all; by no means

to feel; to sense; to perceive

amazed
astonished
to surprise
amazing
astonishment
awe

you (informal, as opposed to courteous 您 nín)

you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)

to be certain; to be positive
assuredly; definitely
to give recognition; to affirm
affirmative (answer)

OK!
Got it!