Pi-meson
[医] π介子
🧩 词语组成解析
n. 圆周率\\n[计] 处理器接口, 程序中断
n. 介子\\n[化] 介子
🗣️ 情景例句
I have been a secretary in an insurance company.
我一直在一家保险公司担任秘书工作。
Is this within the tax-free limit?
这个在免税限额内吗？
We had some shoes like those a month ago,but we don't have any now.
一个月前我们有这要的鞋。但是现在没有了。