The strains of office are beginning to tell on the prime minister.首相开始感到公务繁忙的压力了。She could hear the tinny strains of a chamber orchestra.她能听见室内管弦乐队尖细的旋律。Every year new strains of influenza develop.每年都有新的流感病毒出现。...
Power divider is the indispensably part, this paper designs microstrip power divider, equational and not equational.功分器是阵列天线馈电网络不可缺少的部分, 本文设计的是微带功分器, 有等分和不等分的.Intellectual since innovation throws element indispensably, t...
The village obtains all its energy from renewable sources.这个村子完全利用可再生能源.The custom still obtains in some districts.这种风俗在某些地方仍然流行.This obtains with most people.这是多数人公认的....