Maintenance practices
[化] 保養程序
?? 詞語組成解析
n. 練習( practice的名詞復數 ); 實踐; （醫生或律師的）業務; 慣例
??? 情景例句
In two hours and fifteen minutes
再過兩小時十五分鐘
Better be the head of the yeomanry than the tail of the gentry.
寧作自由民之首，不為貴族之尾。
It's a book.
一本書。