董事会任命他为新项目的负责人。

The board ___designated him as the head of the new project.

学校将这座建筑命名为科学楼。

The school ___designates this building as the Science Hall.

路标上的黄色箭头清晰地指出了医院的方向。

The yellow arrow on the sign ___designates the direction to the hospital.