单词:frequency-marker oscillator
单词:frequency-marker oscillator 相关文章
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Keeping Time With Quartz Most people know that wrist watches commonly contain quartz. In fact, if you wear a watch, chances are its a quartz watch, since most watches is made today use quartz. But, you may not know what quartz has to do with keeping
marker phrases This programme was first broadcast in 2001. This is not an accurate word-for-word transcript of the programme. ANNOUNCER: Its time for Academic Listening - a series for students at English-speaking universities. For more on the struct
This is the VOA Special English Health Report. Cardiovascular disease is the world's leading cause of death. It includes heart attack, stroke and high blood pressure. Over the years, researchers have identified several substances in the blood that c
The tutor handed the black marker to his student. She was learning English. She constantly spoke to him in Russian, even though he hardly knew net from da. She wrote the two contractions for he is not on the whiteboard. He said, Very good. She smiled
Perfume and new marker 香水和麦克笔 词汇扫描 Instructional assistant 指导员助理 Second-graders 二年级生 Perfume 香水 Marker 麦克笔 英文原文 As an instructional assistant for a public school, part of my job involves teachin