- 
				           		There is no overflow to disk, so 1000is also the maximum cache size.
						        										 	
						        					            	 没有磁盘溢出,因此,1000也是缓存的最大长度。
								    				            	 youdao 
- 
				           		There is no overflow to disk, so 1000 is also the maximum cache size.
						        										 	
						        					            	 没有磁盘溢出,因此,1000也是缓存的最大长度。
								    				            	 youdao 
- 
				           		There is no overflow to disk, so 1000 is also the maximum cache size.
						        										 	
						        					            	 没有磁盘溢出,因此,1000也是缓存的最大长度。
								    				            	 youdao