The main issue here is that those cannot easily grow dynamically, there is no "resize" operation for those arrays (but you will need one here).

这里的主要问题是那些不能轻易动态增长，没有“大小”操作的数组(但你需要一个)。

youdao

You may avoid suffering and sorrow if you don't risk, but you simply cannot learn, feel, change, grow, love, live.

若不冒险，或许你能避开苦难或哀伤，但你会因此不能学习、感受、改变、成长、爱别人、生活。

youdao

With a Roth IRA, you cannot deduct your contribution from your current taxes, but after that, your investments grow tax free.

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