direct motion
[农牧林英汉词典]
direct motionn.顺行
是什么意思,direct motion的解释,direct motion的翻译
[新英汉石油技术词典] direct motion
[天文学英汉词典] direct motion
[英汉机械工程大词典] direct motion
[海运英汉词典] direct motion
[石油英汉词典] direct motion
[航海英汉词典] direct motion
[航空英汉词典] direct motion