1. The birds build their nests in the rock face. 这些鸟在岩壁上筑巢。
2. The climbers had to negotiate a steep rock face. 攀登者必须攀越陡峭的岩壁。
3. He managed to cling on to a ledge 40 feet down the rock face. 他设法抓住了岩面下方40英尺处的岩脊。
4. What is rather amazing, you might think, is how similar some images are, whether you're looking at a rock face in South Africa or standing inside a cave in Spain. 可能更令人惊讶的是,某些图像的相似度非常高,不管是看南非的石像面具,还是身处西班牙的岩石洞穴里。