Replace the batteries and refasten the cover.

请更换电池,再将盖子盖紧.

The ground was sparsely covered with grass.

地上稀疏地覆盖草丛。

He glued the cover to the book.

他用胶粘到那本书上。

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.

时常食物盖着以防苍蝇污染。

Have you reviewed what we covered in class yesterday?

昨天我们课堂上讲的东西们习了吗?

Cosmetics do not always cover up the deficiencies of nature.

化妆品未掩饰天生的缺陷。

The inside of a chimney soon gets covered in soot.

烟囱里很快就覆盖了一层煤烟。

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

货物一旦发出，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。

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

帮我打破这个木箱盖而撬开它?

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

箱盖粘在箱子上了, 我拆下来。

Humanity in bathing suits covered the sand.

海滩上全是穿着泳装的人。

She covered the table with a cloth.

她用一块布桌子罩起来。

The stone stairway was covered with lichen.

那石级长满了地衣。

These expenses are covered by the state.

这些费用都由国家负担。

His skin was covered with unsightly blotches.

他的皮肤上长满了难看的疹块。

The skimpy rug barely covers the floor.

够大的地毯勉强盖住了地板。

His face was covered with beads of sweat.

他满脸都是汗珠。