major issue的用法和樣例：
例句
- We'll confine our discussion to the main issue.
我們將只討論主要問題。 - It does not touch any central issue.
並不影響任何主要問題。 - One major event in time is the development of sexual reproduction.
一次主要事件及時是性再生產的發展。 - Value represents the offset for the major event code range associated with health events that have not been categorized.
值表示與未分類的狀況事件關聯的主要事件代碼範圍的偏移量。
