Definition
To be engaged in multiple activities or projects simultaneously, or to have several options or plans available.
同時有多項事務在進行，或有多種備案。
She has several writing projects going on at once; she has a lot of irons in the fire.
她同時進行多個寫作項目；她有很多事情在進行中。
When looking for a new job, it's best to have a few irons in the fire rather than relying on just one opportunity.
在尋找新工作時，最好有幾個備案，而不是只依賴一個機會。
He applied to several universities at once to make sure he had some irons in the fire.
他同時申請了幾所大學，以確保自己有多個選擇。