您要查找的是不是：
- randomly mated offspring 随机交配子代
- The hybrid offspring of a zebra and a horse. 杂交斑马斑马与马杂交的后代
- One of four offspring born in a single birth. 四胞胎之一一胎出生的四个孩子中的一个
- Producing two offspring in a single birth. 一产双胎的一次生产中生下两个子女
- 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？
- The widow mourned for her dead mate. 那寡妇为她已故的丈夫服丧。
- Many animals mate in the spring. 许多动物在春天交配。
- The first mate was studying to become a master. 大副正在学习准备当船长。
- His offspring are diligent and intelligent. 他的后代既勤奋又聪明。
- Pandas rarely mate (with each other) in captivity. 猫熊在豢养环境中很少(彼此)交配。
- Not bearing fruit or offspring; barren. 不结果实的; 无效的不产生果实或后代的; 不育的
- The monkey scratched about in its mate's fur for fleas. 那只猴子在另一只猴子身上找跳蚤。
- The hybrid offspring of a coyote and a feral dog. 科伊狗丛林狼和野狗的杂交后代
- The blackbird sat on the nest waiting for the return of her mate. 黑鹂在巢中等候其雄鸟归来。
- The male hunts for food while his mate guards the nest. 雌性动物守巢时，雄性动物猎食。
- The atom bomb is the offspring of the 20th century physics. 原子弹是20世纪物理学的产物。
- At thirty, he signed on as first mate with a cargo ship. 他30岁时受雇于一艘货船当了大副。
- The act, power, or period of producing fruit or offspring. 生产期，结实期结果实或产仔的行为、能力和周期
- Their offspring is all somewhat odd. 他们的后代都有点失常。
- His offspring inherit the estate. 他的孩子继承了房地产。
