While Buzz was telling me how a memory chip worked, we heard footsteps.

就在巴兹告诉我内存芯片如何工作的时候，我们听到了脚步声。

youdao

While Buzz was telling me how a memory chip worked, we heard footsteps.

就在巴兹告诉我内存芯片如何工作的时候，我们听到了脚步声。

youdao