lack of progeny

• 无子嗣

lack of progeny的用法和样例：

例句

1. Anyway there is no record that he ever married or had any progeny.
   然而史上的确没有任何有关他是否成家或子嗣的记载。
2. If your slight resemblance to bird dung gives you enough of an edge that you survive to breed, your progeny may inherit your lucky guano cast.
   如果你有那么一点长得和鸟屎相似，并刚好因此而得以存活下来，繁衍生息，那么你的子嗣就可能已遗传到你狗屎运般得来的装屎术。