1. The synclastic shape of the metal dome allowed the rainwater to easily drain off.
金属圆顶的向心形状使得雨水能够轻松排走。

2. The designer used synclastic curves in the sculpture to create a sense of movement and fluidity.
设计师在雕塑中运用了向心曲线，以营造出一种流动和流畅感。