Never submit to a threat.是什么意思？

Never submit to a threat.

永远不要屈服于威胁.

never

adv. 从不，从来没有，一点也不，决不，<口>不会…吧，没有，不曾；

例句
The public never had faith in his ability to handle the job...
公众从来不相信他有能力胜任这一职位。

submit

vi. 顺从，服从，甘受，忍受；vt. 使服从，使顺从，提交，呈送，[法]主张，建议；

例句
I had asked everyone to submit questions in advance of the meeting.
我已请每个人在会议之前提交问题。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

threat

n. 威胁，恐吓，凶兆；

例句
The threat is likely to remain in abeyance until next year's meeting in Reykjavik.
这一威胁很可能会一直存在下去，直至明年的雷克雅未克会议。