oxyacetylene welding outfit
化 氧炔气焊机; … Read the rest
化 氧炔气焊机; … Read the rest
机 压铸储井… Read the rest
法 坐牢… Read the rest
医 魏克塞耳包姆氏杆菌, … Read the rest
*[‘wi:kә]
n. … Read the rest
a. 审慎的, … Read the rest
医 湿性脚气病… Read the rest
*[‘lәuәmәust]
a. … Read the rest
机 手动熔接… Read the rest
计 电源可靠性… Read the rest