1. relating to or caused by or having a calculus or calculi. 关于、具有结石或由结石引起。
2. It's an elating and once in life time experience to stand on The Great Wall, one of the two places that can be spotted from the moon. 想想看，从太空可以看到的两个人类工程，长城就是其中之一。
3. Drug coating stent and drug elating stent have the ability to reduce the in-stent restenosis, and the biodegradable stent attract more and more attentions. 药物涂层支架、药物洗脱支架的研究降低了支架置入后血管内再狭窄率，具备优良特性的生物可降解支架也日益受到重视。
