It’s been pretty in-depth, so we’d like to take a step back, move to more shallow ground, and take a look at why we would want class reloading to work in the first place.

所涉内容已经相当深入，因此我们想往回退一步，转移到较浅显的地带，研究一下为什么我们首先希望的是类重载生效？

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But there were days when a weight in my heart made each breath shallow and every step an effort.

但在某些日子里，我的内心又无比沉重，每一次呼吸都微弱不堪，每一步都难以迈出。

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View books should also from scratch step by step and into, can shallow depth is difficult trade-offs, natural means meticulous.

观书亦须从头循序而进，可以浅深难易有所取舍，自然意味详密。——朱熹。

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