1.They extend beneath Poland's mountainous Walbrzych District.

而这些隧道延伸到了波兰的山区瓦乌布日赫区。

2.On Thursday, we flew over the rugged, mountainous terrain east of Kathmandu.

在周四, 我们飞过加德满都以东绵延崎岖的山区。

3.B) They decide to move to cooler mountainous areas.

B）它们决定搬到凉爽的山区。

4.Afghanistan is a mountainous country, prone to earthquakes.

阿富汗是一个多山的国家，地震频发。

5.The jet went down in a mountainous area.

这架飞机在山区坠毁。

6.She volunteered to work in a remote mountainous area.

她愿到偏远的山区工。

7.53. What would happen if the cacao farms were shifted to cooler mountainous areas?

53. 如果可可种植园转移到凉爽的山区，会发生什么情况？

8.Lesotho is a small mountainous nation surrounded by South Africa.

莱索托是一个被南非包围的多山小国。

9.Mountainous regions could see up to 20 inches of snow.

山区的降雪量可能高达20英寸。

10.Not many people know that Afghanistan is an incredibly mountainous country.

没有多少人知道阿富汗是一个多山国家。

11.For starters, the South Island is significantly more mountainous than the North Island is.

首先，南岛比北岛多山。

12.The winding, mountainous road once served as a Native American trade route.

这段路盘山蜿蜒、风沙大，以前是美国印第安人的贸易通道。

13.Today, pharmacies are filled with a seemingly mountainous assortment of cold remedies.

如今，药店里摆满了五花八门的感冒药。

14.Many were directly involved in the multiple wars over the mountainous enclave.

许多人直接参与了争夺这片山区飞地的多次战争。

15.The mountainous conditions are known for quickly-changing weather and perilous flying conditions.

山区条件以快速变化的天气和危险的飞行条件而闻名。

16.The mountainous region has seen rainfall lasting weeks, saturating the top soil.

山区持续降雨数周，使表层土壤饱和。

17.Large numbers of people migrated to the mountainous region in southeast China.

大量人口迁徙到中国东南部的山区。

18.With a great deal of mountainous terrain, Sichuan is prone to earthquakes.

四川地势多山，地震多发。

19.It is the highest point in the mountainous area of Southwest China.

是中国西南山地的最高点。

20.Its temperate climate sees little snow except in the highlands and mountainous areas.

除了在高原和山区地带，这儿温和的气候很少降雪。