Engagedness
n. engaged的变形
🗣️ 情景例句
is no longer in service.
是空号。
Life is but a span.
人生如朝露。
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。