Slowly, like a shell, the world opens and light floods in.
世界像是贝壳一样逐渐地打开，光如洪水般涌入。
2
Recent research, though, into the way a snail's shell spirals may throw new light on this puzzle.
还好，最近一项对蜗牛壳螺旋线的研究也许能给这个谜题带来一线光明。
3
The waiter's face, tanned to a dark brown and deeply wrinkled, reminded Suchen of a walnut shell, yet his eyes, even in the dim light, glimmered with alertness, like the eyes of a mountain lion.