Number of rows
行數\\n[計] 行數
?? 詞語組成解析
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
n. 返回引用中的行數；行（row的復數形式）
??? 情景例句
If you are going to insist, then just do it.
如果你想堅持，那么就堅持到底。
Yes,I had breakfast two hours ago.
是,我2小時以前吃了早餐。
His previous attempts had been unsuccessful.
他以前的嘗試沒有成功。