Electrochromic
电致色
🗣️ 情景例句
We have to communicate with them more by sending lobbyists.
我们必须通过派遣更多的公关人员。
I got home, feeling very tired.
我到家时都累死了[分词作状语]
and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.
因此，尽管制造这些工具的人的骨头早已荡然无存，但远古时代的石头工具却保存了下来。