n.[C]

1. 妨礙，阻礙；障礙物[（+to）]
   The main impediment to development is the country's huge foreign debt.

   發展的主要障礙是國家欠下的巨額外債。

2. 口吃；殘疾
   It's difficult to understand him because he has a speech impediment.

   他的話很難聽懂，因為他講話口吃。

3. 【律】合法婚姻的障礙
4. 【律】締結合同的法定障礙[P]

n.

1. a hindrance or obstruction.
2. (also speech impediment) a defect in a person's speech, such as a lisp or stammer.