考研英语的备考，离不开词汇和语法的补习。下面，小编为帮助2021考研学子掌握英语核心词汇，精心为考生整理——2021考研英语必考词汇(71) ，供考生参考。
opaque [əʊ'peɪk]
例 My room was dark because all of the windows were opaque.所有的窗户都不透光，所以我的房间里漆黑一片。//I felt his report was deliberately opaque.我觉得他的报告故意含糊其辞。
rigid ['rɪdʒɪd]
例 We fixed a rigid metal bar for hanging clothes.我们装了一根坚硬的金属杆来挂衣服。//My rigid boss refused to change the company's rules.我那刻板的老板拒绝改变公司的制度。
rigorous ['rɪgərəs]
例 Every student in the class must obey the rigorous discipline.班上的每个学生都必须遵守严格的纪律。//The scientist's report was very rigorous.这位科学家的报告非常严谨。//I cannot tolerate the rigorous climate any more.我再也受不了这么严酷的气候了。
以上是分享的“2021考研英语必考词汇(71)”，希望对2021考研儿们，在识记重点词汇方面有所指导!祝2021考研金榜题名!
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