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题目内容双击单词支持查询和收藏哦～
Several factors contribute to the____________ of swordfish, including the speed at which they travel, the vast distances they cover in their migration, and their impressive stamina.
- A.unpredictability
- B.vulnerability
- C.elegance
- D.diversity
- E.elusiveness
E显示答案
以上解析由 考满分老师提供。
