单词:PWM inverter
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Lesson 119 The end of term Narrator: Its the end of term. Sandy and Sueve brought home their reports. Fathers going to read them. Father: Mm. It says: Sue woks very well. Good girl. This is a very good report, Sue. Father: What about yours, Sandy? S
注释: Security Council 安理会 unanimously [ju(:)5nAnimEsli] adv. 全体一致地 nuclear [5nju:kliE] adj.(核)核子的,原子能的 score [skC:] vt. 获得 diplomatic [7diplE5mAtik] adj. 外
1. Washington is buried under a heavy blanket of snow. Roads are mostly impassable. President Obama has called the storm Snowmageddon. 2. Despite the blizzard, some people in D.C. did venture outside for a chance to play. Snowballs were flying in nor
Powell Defends US Stance on Iraq's WMD Nick Simeone The Bush administration is coming under renewed attack over whether its claim that Iraq possessed weapons of mass destruction was backed up by solid
A congressionally-mandated U.S. commission has released a report warning of a possible nuclear or biological attack somewhere in the world within five years. The report singles out Pakistan as the top security priority for the United States. VOA's D