mark可數嗎？

　　雙語例句

　　The dogs are always rubbing against the wall and making dirty marks.

　　那些狗老是往墻上蹭，留下了斑斑污跡。

　　Leather overshoes were put on the horses 'hooves to stop them marking the turf.

　　馬蹄上套了皮套子，以免弄臟賽馬場。

　　He made marks with a pencil.

　　他用鉛筆做了記號。

　　The bank marks the check 'certified'.

　　銀行在支票上標有“保付”的字樣。