Conert Selected 转换选择
Conert to xLines 转换成辅助线
Conert to Toolbar 转化到工具行
Conert to single objects 转化到单一物体
Soil bacteria could be used to help steady buildings against earthquakes, according to researchers at uc dais . the microbes can literally conert loose, sandy soil into rock.
据加利福尼亚?戴维斯大学研究者的研究，土壤细菌可以用来帮助稳定建筑物对抗地震。细菌能逐渐把松散的，沙土型土壤变成石头。
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