同步的集合包装器以及早期的Hashtable和Vector类带来的更大的问题是，它们在单个的锁上进行同步。

The bigger problem with the synchronized Collections wrappers, and the earlier Hashtable and Vector classes, is that they synchronize on a single lock.

youdao

同步的集合包装器以及早期的Hashtable和Vector类带来的更大的问题是，它们在单个的锁上进行同步。

The bigger problem with the synchronized Collections wrappers, and the earlier Hashtable and Vector classes, is that they synchronize on a single lock.

youdao