Mathematical object
[计] 数学对象
🧩 词语组成解析
🗣️ 情景例句
I've just been robbed. What should I do?
我刚刚被抢劫了，现在不知道该怎么办？
As the touchstone tries gold,so gold tries man.
试金之石可试金，正如黄金能试人。
This head must have been found in Classical times and carefully preserved.
她的脑袋一定是在古希腊罗马时代就为人所发现，并受到精心的保护。