unstable
Definition
Not steady or firm; prone to change, failure, or collapse.
中文 不稳定或不牢固的；容易改变、失败或崩溃的。
Example
"The old bridge looked unstable and dangerous to cross."
Not steady or firm; prone to change, failure, or collapse.
中文 不稳定或不牢固的；容易改变、失败或崩溃的。
"The old bridge looked unstable and dangerous to cross."