unstable
形容詞
定義 unstable 形容詞
Lacking stability; not firm, secure, or likely to endure.
不稳固的；不牢靠的；不安全的
This shelf seems unstable; I'm hesitant to place anything heavy on it.
这个架子似乎不稳固；我犹豫要不要在上面放重物。
The foundation of this building is unstable, posing a structural safety risk.
这栋建筑的地基不稳固，存在结构安全风险。
The country's economy is unstable, with unemployment rates continuing to rise.
这个国家的经济不稳定，失业率持续上升。
Characterized by unpredictable and erratic shifts in mood or emotional state.
（情绪）反复无常的；不稳定的
He has issues with emotional instability and needs to seek professional help.
他有情绪不稳定的问题，需要寻求专业帮助。
Her emotions are unstable; she often switches from happy to depressed in short periods.
她的情绪很不稳定；她经常在短时间内从开心转为沮丧。
This instability has created a great deal of tension in their relationship.
这种不稳定性在他们的关系中造成了很多紧张。