bounds

bounds /baʊndz/ n. 界限,范围 - 复数形式,常用于 out of bounds(越界)等固定搭配

例句:The children were told to stay within the bounds of the school.
翻译:孩子们被告知要待在学校范围内。

例句:His behavior went out of bounds.
翻译:他的行为越界了。


boundary

boundary /ˈbaʊndri/ n. 边界,界限 - 高考高频名词,常指地理边界或抽象界限

例句①(表地理边界):The river forms the boundary between the two countries.
翻译①:这条河形成了两国之间的边界。

例句②(表抽象界限):Scientists are pushing the boundaries of human knowledge.
翻译②:科学家们正在拓展人类知识的界限。


unbounded

unbounded /ʌnˈbaʊndɪd/ adj. 无限的,无边际的 - 派生形容词,加前缀 un-,阅读中偶见

例句:She has unbounded enthusiasm for her work.
翻译:她对工作有着无限的的热情。

bind

bind /baɪnd/ v. 捆绑;约束 - 同源动词,过去分词即 bound,高考高频

例句①(表捆绑):They bound the prisoner's hands together.
翻译①:他们把囚犯的双手捆在一起。

例句②(表约束):The contract binds both sides to keep the agreement.
翻译②:这份合同约束双方遵守协议。


🔥 高考命题重点
✅ bounds 复数形式,常用于 out of bounds(越界)等固定搭配;
✅ boundary 高考高频名词,常指地理边界或抽象界限;
✅ unbounded 派生形容词,加前缀 un-,阅读中偶见;
✅ bind 同源动词,过去分词即 bound,高考高频,注意“捆绑”与“约束”两个义项。

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