offspring

名词 offspring:

1. the immediate descendants of a person
   同义词：progeny, issue
2. something that comes into existence as a result
   同义词：materialization, materialisation
3. any immature animal
   同义词：young

1. The atom bomb is the offspring of the 20th century physics.
   原子弹是20世纪物理学的产物。
2. How do parents pass genes on to their offspring?
   父母是怎样把基因遗传给自己的子女的？

off.spring

n.（名词）
【复数】 offspring
The progeny or descendants of a person, an animal, or a plant considered as a group.
后代：人、动物或植物的子孙或后代（总称）
A child of particular parentage.
特殊身世的孩子
A result; a product.
结果；产物

来源：
Middle English ofspring
中古英语 ofspring
from Old English
源自 古英语
of [off] * see off
of [离开] *参见 off
springan [to rise]
springan [发源]