His father began to lose his memory bit by bit, becoming increasingly forgetful.

他父亲的记忆力开始一点点衰退，变得越来越健忘。

《柯林斯英汉双解大词典》

We spent a bit of time on more cognitive stuff: development, language, vision, memory.

然后简单地学习了认知学：,认知发展，语言，视觉，记忆。

耶鲁公开课 - 心理学导论课程节选

The new 32GB memory card incorporates 32Gb 3-bit NAND flash memory chips and a proprietary 3-bit NAND controller to deliver the high performance.

ENGADGET: Samsung announces 32GB microSD card capable of 12MBps write speeds

It seems clear that solid-state storage will have a growing role in personal computer architectures, although users needing more storage may find flash memory a bit expensive.

FORBES: Seagate Discontinuing 7,200 RPM Drives--A Focus on Capacity?

Engineers found it too cumbersome to build a nonvolatile memory for each bit of information.

FORBES: Magazine Article