使用时，只需揭下覆盖纸，即可将信封直接粘合，给寄信者带来方便。

While in use, just the covering paper is removed away, and the envelope can be directly sealed. The envelope is convenient for a letter-mailer.

youdao

它们是用竹子做的，上面覆盖着纸。

They are made of bamboo and covered with paper.

youdao

在一个碗里，放进六个鸡蛋蛋白和2勺的白糖，然后把它加进一袋朱古力粉里，用一张褐色的纸覆盖曲奇容器（你可以剪下一个袋子），再把一勺一勺的混合物放进拿个容器。

In a bowl, whip 6 egg whites and 2 cups sugar, then add in a bag of chocolate chips.

youdao