Theoremproving
[計] 定理證明
??? 情景例句
He reads the headlines, news sections, amusemenu section, sports pages, editorials, and the business section.
他讀頭條、新聞版、娛樂版、體育版、社會和經濟版。
It is right to put everything in its proper use.
凡事都應該用得其所。
It's time to tell her the truth.
是該告訴她真相的時候了。