日前，比利时动物园的一只大熊猫产下了幼崽。由于大熊猫产仔的几率非常低，于是这件事被称为“真正的奇迹”。
A giant panda cub has been born at a zoo in Belgium, an event so rare it is being described a "true miracle".
这些动物和以前的任何生物形式都不同，因为它们产仔并用奶水喂养它们。
These animals were different from all life forms in the past, because they gave birth to young baby animals and produced milk to feed them.
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