Along with this effort, we're working with animal advocates and state and federal lawmakers to strengthen anti-cruelty laws across the country, as well as supporting laws and policies that assist overburdened animal shelters that care for animal fighting
2016年12月四級真題（第三套）閱讀 Section A
In a recent art assignment, a middle school student depicted an overburdened child who was being scolded for earning an A, rather than an A+, on a math exam.
2018年6月四級真題（第一套）閱讀 Section B
柯林斯高階英漢雙解學習詞典釋義
ADJ-GRADED
（系統、機構等）負擔過重的，不堪重負的
If a system or organization is overburdened, it has too many people or things to deal with and so does not function properly.