adj.不稳定的;易变的;颤动的;不规则的;不一致的
v.不稳定;动摇
The man walked along with an unsteady gait. 那人脚步不稳地向前走去。
David poured two brandies with an unsteady hand. 大卫用颤抖的手倒了两杯白兰地。
His pulse was unsteady. 他的脉搏不规则。