Simn
abbr. silicon manganese 硅锰
🗣️ 情景例句
I do his taxes every year.
我每年为他处理税务。
The adventure had been planned for quite a while.
那项冒险曾经作了长期的周详计划。
Now a group of enthusiasts are going to have the plane restored.
一群热心人计划修复这架飞机。