Semidefinite operator
[计] 半定算子
🧩 词语组成解析
[计] 半定的
🗣️ 情景例句
I hear Boswell
我听说Boswell
Use a book as a bee does flowers.
读书如蜜蜂采花，吸取其中之精华。
Do you have to feed plants like you feed chickens? Or do they grow up by themselves?
你得要像喂小鸡那样去喂幼苗吗？还是它们自己长大呢？