adj.不稳固的;摇晃的
Their marriage got off to rather a shaky start. 他们的婚姻一开始就有些不稳固。
If you doubt yourself, then indeed you stand on shaky ground. 如果你怀疑自己,那你的立足点确实不稳固了。
The chair is a bit rickety (or shaky). 这椅子有点摇晃。
What's with the shaky screen and the choppy sound? 摇晃的屏幕和支离破碎的声音又是怎么回事?