problem of training的用法和樣例：
例句
- Winter damage is often a problem except on Long Island, where the variety is successfully cultured.
冬天損害緊湊，往往是除了在長(cháng)島，那里的品種是成功的培養問(wèn)題。 - Starting from studies on the psychological structure of subjectivity in schoolboys and schoolgirls, this paper probes into the problem of subjectivity in education.
本文從研究人的主體性的心理結構出發(fā)，探索了教育中學(xué)生的主體性的培養問(wèn)題。
