Replace the batteries and refasten the cover.

请更换电池,再将子紧.

He glued the cover to the book.

他用胶把封面粘到那本书上。

The ground was sparsely covered with grass.

地面上稀疏地覆草丛。

He drew his rifle from its sacking cover.

他从麻布枪套里抽出步枪。

This business is a cover for unlawful activity.

这家商行是搞非法活动的隐蔽处。

Always keep food covered to prevent contamination by flies.

时常把食物着以防苍蝇污。

Have you reviewed what we covered in class yesterday?

我们课堂上讲的东西你们习吗?

The inside of a chimney soon gets covered in soot.

烟囱里面很快就覆层煤烟。

Cosmetics do not always cover up the deficiencies of nature.

化妆品未能掩饰生的缺陷。

Once the cargo has been shipped, insurance can be covered instantaneously.

货物旦发出，我会立即投保。

The land was flat and treeless and provided no cover for the troops.

该地平坦而又没有树木， 军队无法隐蔽。

I can't get the cover off this box; it's been glued on.

箱粘在箱子上, 我拆不下来。

Can you help me pry the cover off this wooden box without breaking it?

你能不能帮我不打破这个木箱而撬开它?

The stone stairway was covered with lichen.

那石级长满地衣。

She covered the table with a cloth.

她用块布把桌子罩起来。

These expenses are covered by the state.

这些费用都由国家负担。

The skimpy rug barely covers the floor.

不够大的地毯勉强住地板。

Humanity in bathing suits covered the sand.

海滩上全是穿着泳装的人。

His skin was covered with unsightly blotches.

他的皮肤上长满难看的疹块。

An overlay of wood covers the brick wall.

砖墙上覆层木板。