Semidefinite
[计] 半定的
🗣️ 情景例句
I studied fashion design in university but they can't teach you the natural talent which is such an important part of it.
我曾经在大学里学过时装设计，但在这方面有天赋的老师却无法教授，而天赋对时装设计又是极其重要的。
As a man's heart is, so does he speak.
言为心声。
By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
到了那个时候，状况良好的兰开斯特轰炸机实属罕见，值得抢救。