艾萨克·牛顿于1642年圣诞节出生的时候。
只要我们能够辜负来拥抱整个世界的爱在圣诞节出生的子女的例子。
If only we can live up to the example of the child who was born at Christmas with a love that came to embrace the whole world.
圣诞节出生的这5只小猪,缺少一种使猪的细胞表面加上某种糖类物质的酶的基因。
The five piglets, born on christmas Day, lack a gene for an enzyme that adds a sugar to the surface of pig cells.
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