no obj.
1- (of a fish, frog, mollusc, crustacean, etc.) release or deposit eggs（鱼、青蛙、软体动物、甲壳类等）产卵：
the fish spawn among fine-leaved plants
鱼在细叶植物中间产卵
with obj. a large brood is spawned.大量产卵。
1.1
be spawned
(of a fish, frog, etc.) be laid as eggs（鱼、青蛙等）卵生。
1.2
- with obj.(of a person) produce (offspring, typically offspring regarded as undesirable)（人）生（孩子, 多指不想要的孩子）：
why had she married a man who could spawn a boy like that?
她为什么要嫁一个生得出那样一个小崽子的男人？
1.3
- with obj. produce or generate, especially in large numbers大量生产：
the decade spawned a bewildering variety of books on the forces.
十年中创作了一大批令人眼花缭乱的各种各样有关军队的书籍。
mass noun
1- the eggs of fish, frogs, etc.鱼卵; 青蛙卵等：
the fish covers its spawn with gravel.
鱼用沙砾把卵盖起来。
1.1
- the process of producing such eggs产卵。
1.2
- the product or offspring of a person or place (used to express distaste or disgust)（指人或地方所孕育的）产物; 孽种（表示讨厌、恶心）：
the spawn of chaos: demons and sorcerers.
混乱的产物：恶魔和巫师。
1.3
- the mycelium of a fungus, especially a cultivated mushroom菌种体。
派生词
spawner
noun词源
late Middle English: shortening of Anglo-Norman French espaundre 'to shed roe', variant of Old French espandre 'pour out', from Latin expandere 'expand'.