They typically carry financial burdens that outweigh those of their peers, are more likely to work while attending school, and often require significant academic remediation.
2015年12月六級真題（第三套）閱讀 Section B
柯林斯高階英漢雙解學習詞典釋義
N-COUNT
負擔；重負
If you describe a problem or a responsibility as a burden, you mean that it causes someone a lot of difficulty, worry, or hard work.