Definition
to confront a challenging situation or individual with courage and resolution
勇敢面對；果斷應對
In the meeting, he squared up to his colleague's criticisms with bravery.
在會議中，他勇敢地面對了同事的批評。
No matter how daunting the challenge, we must square up to it.
無論挑戰多麼艱鉅，我們都必須勇敢面對。
She decided to square up to her fears head-on.
她決定直接面對自己的恐懼。