Semidefinite matrix
[计] 半定矩阵
🧩 词语组成解析
[计] 半定的
🗣️ 情景例句
Hi-tech companies needs many interns to work for them during the summer.
高科技公司在夏天需要许多见习生为其工作。
I played ping-pong this morning.
我今早在打乒乓球。
That's good new for Jimmy.
对吉米来说，这可是个好消息。