決定某人的命運 (尤指厄運)。
例句：
- His father's death sealed his fate, making it impossible for him to go to college. (他父親的過世決定了他的命運，使他無法上大學)
- The CEO was about to make a speech that would seal the company's fate forever. (執行長即將發表決定這家公司今後命運的談話)
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