It was strange, how invisible a clerk could feel.一名办事员会感到如此受人忽视，令人觉得不可思议。The invisible trade surplus was £200 million lower than reported.无形贸易盈余比报道所称的少2亿英镑。The container is invisible until you shine an ultraviolet light ...
Many insects can perceive colours of the spectrum that are invisible to us.许多昆虫能感觉到光谱中我们所看不见的颜色。Parents fear they might overstep these invisible boundaries.父母担心他们可能会逾越这些无形的界限。The mends were almost invisible.补好的地方几乎看不出来.A...
We debriefed our pilot after he had flown over the enemy’s land.我方飞行员飞越敌境之后，我们向他询问情况。The men have been debriefed by British and Saudi officials...英国和沙特阿拉伯的官员听取了他们的情况汇报。He went to Rio after the CIA had debriefed him.他向中央情...
Islanding detection is a mandatory function for grid - connected photovoltaic ( PV ) converters .孤岛检测是 光伏 并网逆变器所必备的功能.A new method for islanding detection based on active current disturbing is proposed in this paper.本文提出...