这些类型是不可变的，就是说整数对象一旦创建，其值便不可更改。
These types are immutable, which means that when an integer object is created, its value cannot be changed.
安全是不可分割的，也就是说，如果没有所有国家的安全，便不会有部分国家的安全。
Security is indivisible, which effectively means there cannot be security for some without security for all.
她的衣服被典光以后，他们便叫她穿德纳第家小姑娘的旧裙和旧衫，就是说，破裙和破衫。
As she had no longer any clothes, they dressed her in the cast-off petticoats and chemises of the Thenardier brats; that is to say, in rags.
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