Stepped is a weak form; swam and swum are strong.
Stepped 
按规则变化的形式，swam 
swum 
按规则变化的形式。
Stepped is a weak form; swam and swum are strong.
Stepped 按规则变化的形式，swam swum 按规则变化的形式。
The results show that the unstart boundary of supersonic inlets is mainly concerned with Mach number of freestream without considering the variation of angle of attack.
在考虑攻角变化的条件下，进气道起
边界主要与来流马赫数有关。
声明：以上例句、词性分类均由互
源自
生成，部分未经过人工审核，其表达内容亦
代表本软件的观点；若发现问题，欢迎向我们指正。
