external qi外气externaladj.外来的；外部的；外面的；表面的n.外观；外部；外界事物external and mutual外交互式external economizer外置式省煤器external-fan kiln外装风扇干燥窑external oscillator外部振荡器external restrained外敛external constraint外部约束external obturation外堵external motivation外在动机external direct sum外直和external borrowings外国债款