bogging down

• 下陷

bogging down的用法和样例：

例句

1. The tears rolled down her hollow cheeks.
   泪水从她下陷的双颊流了下来。
2. They went out of the store and across the worn gallery and down the sagging steps.
   他们走出店铺，穿过破旧的走廊，步下下陷的台阶。