Her muscular body, clad in white tights and sweater that made her almost invisible against the sloping sand, moved like a wraith up and down the crests.

• 她身着白色紧身衣和针织套衫，在斜沙坡的映衬下几乎隐而不见，她那结实的身体像幽灵似的在顶峰上下运动。