Even worse, wrapper classes break identity.
更糟的是，包装程序类破坏了身份。
You should also remove the unused wrapper classes from the EAR file.
您还应该把不用的包装器类从EAR 文件中删除。
Which two statements are true about wrapper or String classes? Choose two.
那二个答案对于包装型态和字串型态类别的叙述是正确的？
Which two statements are true about wrapper or String classes? Choose two.
那二个答案对于包装型态和字串型态类别的叙述是正确的？
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