custard apple

custard-apple的词性：
n.（名词）

1. Any of several tropical American trees of the genus Annona, especially A. reticulata, having large, nearly heart-shaped edible fruits with white to yellowish flesh.
番荔枝属植物：任一种产于热带美洲的番荔枝 属的树木，尤指 网状番荔枝属 ，生有大的近似心状的可食用果实，果肉为白色至淡黄色

2. The fruit of any of these trees.Also called bullock's heart
任一这类树木的果实也作 bullock's heart

custard-apple的词源：

3. [So called because its pulp resembles custard]
[之所以如此称呼是因为它的果肉象乳蛋糕]