sound as if (something)
To give the impression of something being the case based on what one hears or is told. It sounds as if you're really unhappy in your job, at least from everything you've told me so far. The team gave me an update on their progress, and it sounded as if everything was going smoothly.
sound as if
and Sound liketo seem, from what has been said, as if something were so. (sound like is colloquial.) It sounds as if you had a good vacation. You sound like you are angry.