?对地不平衡
... 不平衡网络 unbalanced network 对地不平衡（状态） unbalanced to ground 不平衡树 unbalanced tree ...
When it becomes unbalanced and one side tips to the ground, that's equivalent to getting depressed.
CNN: What can cause depression in a 12-year-old?
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。