I keep the flour and sugar in individual jars, sealed tight with their glass lids.

我把面粉和糖分别放在罐子里，并用玻璃盖密封。

《柯林斯英汉双解大词典》

The waitress gave him a bottle of wine sealed tight.

女侍应给了他一瓶密封的酒。

youdao

It consists of taking shelter in an enclosed space, preferably a basement room, whose doors and Windows are then sealed tight with plastic sheets and adhesive tape.

隔离包括在封闭空间寻求庇护，地下室是个不错的选择，因为它的门窗可用塑料布和胶带封死。

youdao

However, Sony cautions that the device's port covers need to be sealed up tight for its claim to ... well, hold water.

CNN: Waterproof phones and tablets make a splash