肉桂树的乾燥树皮（是月桂树和鳄梨树相同的科的成员）是世界的已知最早的香料之一。
The dried bark of the cinnamon tree ( which belongs to the same family as the bay and the avocado ) is one of the world 's oldest known spices .
短吻鳄是鳄鱼的一种，属短吻鳄科。
An Alligator is a species of crocodilian that falls under the family Alligatoridae .
鳄科