The maximum lifespan of a ginkgo tree is 2000 years, the maximum lifespan of a camphor tree is about (3/5) that of a ginkgo tree, and the lifespan of a cherry tree is (3/8) that of a camphor tree. How many years is the lifespan of a cherry tree?
银杏树的最高寿命是2000岁，樟树的最高寿命大约是银杏树的(3/5)，而樱桃树的寿命是樟树的(3/8)，樱桃树的寿命是多少年？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">2_000 * (3/5) * (3/8)</gadget>
<output>450</output>

<result>450</result>