collapsing hill

例句：

1. 1. The mountain was collapsing under the weight of the snow.
   这座山在雪的压力下正在崩塌。
2. 2.The collapsed hill is a reminder of theharshness of nature.
   崩塌的山丘是大自然严酷性的提醒。
3. 3. Thecollapse of the economy hascaused widespread panic in the city.
   经济的崩溃已经导致这个城市广泛恐慌。