介绍： 1.marine [mə'riːn]
adj. 海洋的，海运的
Marine life in the ocean often mistake plastic for their natural food. 海洋生物常把塑料误认为它们的天然食物。

2.brook [brʊk]
n. 小溪，小河
A brook runs through the field. 田地中有一条小溪穿过。

3.reservoir ['rezəvwɑ: (r)]
n. 蓄水池，水库
The villagers piped in drinking...

介绍： 1.marine [mə'riːn]
adj. 海洋的，海运的
Marine life in the ocean often mistake plastic for their natural food. 海洋生物常把塑料误认为它们的天然食物。

2.brook [brʊk]
n. 小溪，小河
A brook runs through the field. 田地中有一条小溪穿过。

3.reservoir ['rezəvwɑ: (r)]
n. 蓄水池，水库
The villagers piped in drinking water from the reservoir. 村民用管道从水库引来饮用水。

4.torrent ['tɒr(ə)nt]
n. 湍流，激流
The rain came down in torrents. 大雨倾盆而下。

5.ridge [rɪdʒ]
n. 山脊，山脉
We made our way carefully along the ridge. 我们沿着山脊小心前行。

6.peak [piːk]
n. 山顶，山峰，最高点
The plane flew over the snow-covered peaks. 飞机在积雪的山峰上飞过。
peak hour高峰时间
peak season 旺季

7.summit ['sʌmɪt]
n. 顶峰；最高级会议，峰会
Many people have now reached the summit of Mount Qomolangma. 现在已有很多人成功登顶珠穆朗玛峰。
a five-nation summit meeting 五国峰会

8.altitude ['æltɪtjuːd]
n. 海拔（高度）
The mountain has an altitude of 1,500 meters. 这座山的高度是海拔1500米。

9.plain [pleɪn]
n. 平原
High mountains rise above the plain. 高山从平原拔地而起。

10.shade [ʃeɪd]
n. 树荫，阴凉处
The sun was hot, and there were no trees to offer us shade. 太阳火辣辣的，没有树给我们遮阳。

11.shadow['ʃædəʊ]
n. 阴影，影子
The children are playing, jumping on each other's shadows. 孩子们正在嬉戏，跳来跳去踩彼此的影子。