helpless

Without its mother, the tiny kitten was completely helpless and unable to find food.

(Chinese) 没有了母亲，那只小猫完全无助，无法寻找食物。

The villagers felt helpless as they watched the rising floodwaters destroy their homes.

(Chinese) 村民们看着上涨的洪水摧毁家园，感到束手无策。