过去几年中，一种快速而短寿的新型针状体被发现。
A few years ago, a new kind of faster, shorter-lived spicule was discovered.
尽管60%的连体婴是死胎，但是这种情况并不意味着存活的连体婴都是短寿的。
While roughly 60% of conjoined twins are delivered stillborn this condition has been shown not to be incompatible with relatively long lifespans.
直到不久前，这些研究都仅限于一些在基因上与人类相距甚远的短寿命生物。
Until fairly recently, the studies were limited to short-lived creatures genetically distant from humans.
应用推荐