The raccoons' upward journey began on Monday.

浣熊的攀爬之旅始于周一。

From their humble beginnings, elevator systems have continually played a critical if somewhat understated role in shaping the world we live in; and with such incredible innovations ahead, their seemingly perpetual upward journey looks set to continue into the future.

初生简陋，电梯系统一直在塑造我们所生活的世界中发挥着至关重要的作用，尽管有些低调；随着这些令人难以置信的创新的到来，它们看似永无止境的上升之旅似乎将持续到未来。