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题目内容双击单词支持查询和收藏哦～
Spiderwebs suspended on flexible supports________ even in low airflow in patterns that are erratic, enhancing the probability of insect capture over a volume of space.
- A.stretch
- B.waver
- C.contract
- D.shrink
- E.oscillate
- F.attenuate
B,E显示答案
以上解析由 考满分老师提供。
