The ostrich is the largest bird in the world. It weighs 100 kg more than the swan. After calculation, it is known that the ostrich weighs 134.9 kg, while the swan only weighs 9.5 kg. Find out how many times the weight of the ostrich is that of the swan.
鸵鸟是世界上最大的鸟，它比天鹅重100千克，算一算，已知鸵鸟有134.9kg重，而天鹅只有9.5kg重，求鸵鸟的体重是天鹅的多少倍．
<gadget id="calculator">134.9 / 9.5</gadget>
<output>14.2</output>

<result>14.2</result>