I'm so pissed off/pissed. 我很生气
piss someone off
让某人生气。

例句：
He pisses me off.
他让我很生气。
People who can't keep a promise piss me off.
言而无信的人让我特别生气。
You'd better leave her alone.Her wallet was stolen.She's so pissed off.
你最好别理她。她的钱包被偷了。现在正在气头上呢。

背景音乐：
It's only a paper moon.

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