下面这句出自ALL+九月
For settlers, a significant advantage of pies was that the shells covered the
contents, which likely included duck or venison, keeping them fresh during
the harsh winter months.
对殖民者而言，派有一个很重要的好处，就是酥皮覆蓋可能包含鸭肉或鹿肉的东西，可以
在严寒的冬天让肉质保鲜。
想问的是中间他用covered the contents, 我觉得应该要用convering the contents比较
好