believe in: 信仰，相信
Do you truly believe in yourself?
你真的完完全全地信任自己嗎？
We are doing what we believe in.
我們在做自己信仰的事。

confront with: 面對，面臨
I have been confront with a new problem.
我正面臨一個新的問題。
We should confront with hardships in our life, not avoid them.
我們應該正視生活中的困難，而不是逃避它們。

yell at: 對…大叫
I wanted to yell at her, but my initial anger was quickly anaesthetised by shock.
我很想沖著她大吼一頓，可很快，驚愕麻痹了我的怒火。

unheard of: 前所未聞…
Of course, this is an extreme situation, but it is far from unheard of.
當然，這是一種極端的情況，但它遠非聞所未聞的事情。