This month, Apple unveiled two revised MacBook Pro laptops with higher-capacity, sealed-in batteries.

今年6月，苹果推出了两款性能更高、配备内置电池的MacBook Pro新款笔记本电脑。

The organs are kept in sealed plastic bags.

这些器官保存在密封塑料袋里。

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。

The body was sealed in a lead coffin.

尸体安放在密闭的铅棺中。

Peter examined the box, and sure enough that it was completely covered in factory-sealed plastic.

彼得检查了这个盒子，确定已经用工厂的密封塑料把它完全包住了。