Note that each object reference, obj, rq, and wr, are all strong references.
请注意，每个对象引用(obj、rq及wr)都是强引用。
The organ, the marquise benches and the pulpit remain as strong references to the original function of the building.
风琴管、长凳和讲道台强烈地暗示着教堂的原始功能。
The best way to do this is to remove strong references to caches, image objects, and other data objects that can be recreated later.
最佳方法就是移除强引用的涉及到的缓存，图片对象，以及其它可以在之后使用时还可以重新创建的数据对象。
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