Osmious
a. [化]低价锇的, 二价锇的
🗣️ 情景例句
Not bad.
不错。
Kind words are worth much and cost little.
口头方便不费力。
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。