Secondariness
次要; 中等; 從屬
??? 情景例句
Can you tell me where the campus library is located?
能告訴我校圖書館在哪兒嗎？
When did I say that?
我什么時候說過了？
At the age of twelve years, the human body is at its most vigorous.
人體在12歲時是生命力最旺盛的時期。