Words and expressions
1. Rough 崎岖不平的，粗糙的
Rough ground 高低不平的地面
2. Boulder 大石块
3. Pit 使...变得坑坑洼洼；去核的
Pitted olives 去核橄榄
4. Underestimate 低估
Overestimate 高估
5. Swerve 急转弯
She served sharply to avoid a dog.
6. Scoop 挖出
Scoop ice cream
7. Ominously 有预兆的，不祥的
There was ominously silence between them.
8. Stretch 一片（平地或水）；一段时间；舒展；弹性；直道
At a stretch 连续
Have a stretch 舒展
Stretch jeans 弹力牛仔裤
9. Fissure（岩石、土地等深长的）裂缝
10. Astride 跨（骑）在...上
To sit astride a horse/bike/chair
11. Zigzag “之”字形
12. Grind 磨碎，碾碎
13. It’s no/little/small wonder 不足为奇
It’s little wonder that she was so disappointed.
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