The opened link is used to join the two ends of the chain.
这个开口环是用来连接链条两头的。
In fact, the above example actually ends up selecting the tr element row-001, so the Daisy chain ended up right back where it started!
实际上,上例实际上选择tr元素row - 001,因此菊花链刚好回到了起点!
The beneficiaries and the donors are at the other ends of the chain - there is hardly any contact between those two ends.
捐赠者和受捐人在这个链条的两端,并且二者很难直接沟通。
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