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题目内容
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.
- Astretch
- Bwaver
- Ccontract
- Dshrink
- Eoscillate
- Fattenuate
B,E显示答案
以上解析由 考满分老师提供。