Osmate
[化]锇酸盐
🗣️ 情景例句
Not until recently.
最近才考虑到。
A change of work is as good as a rest.
调换一下工作是很好的休息。
Settlers made agreements with Native American cheifs but always broke them afterwards.
殖民者同美洲土著人的首领达成了协议，但是这些协议随后总是被撕毁。