in relief

(Art)carved, moulded, or stamped so as to stand out from the surface

(艺术)浮雕的，凸雕的

(Baseball)acting as a substitute pitcher

(棒球)充当替补投手

on relief

Receiving public assistance because of need or poverty.

接受公共救济的：因为需要或贫困而接受公共救济的