This is because the mechanical memory can only be effective in the short term, is not solid.

这是因为机械记忆只能在短期内奏效，并不牢固。

youdao

For the teachers, they should attach great importance to the test of the ability of using the knowledge to solve problems rather than the mechanical memory of textbooks.

对于老师来说，他们应该重视运用知识解决问题而不是教科书的机械记忆能力测试。

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To become acquainted with these conditions of mechanical memory requires no further study of mechanics, nor would that study tend at all to advance the special inquiry of psychology.

要想认识这种机械记忆的情形，并不需要进一步去研究力学，况且，力学的研究对心理学本身也不能有什么推进。

youdao

Flash memory does not have the mechanical limitations of hard drives, so an SSD has better speed, noise, and power consumption.

FORBES: SSD Flash Storage is Transforming Tomorrow's Business

Luckily for the companies cranking out flash memory--slim memory chips that mimic the capabilities of bulky mechanical hard drives--their old friend Steve Jobs is there to help.

FORBES: A Cure For Memory Headaches: The iPhone

Under its shiny new skin, new hardware and software, such as a slimmed down version of Apple's OS X operating system and a flash memory drive, instead of the current iPod's mechanical hard drive, could keep the new device thin and light.

FORBES: The Next iPod