单词：staircase voltage generator
单词：staircase voltage generator 相关文章
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闭着眼睛飘单词 四级词汇
The next day, the Aldens spent the morning painting the porch of the main house. While they worked, they spoke in low whispers. Its too bad Mabel is at the fund-raising breakfast right now, Jessie said. We have to tell her about the disappearing stai
85 Disappearing Staircase Myst
第一章 练习17：阶梯状语调的练习 Exercise 1-17 Staircase Intonation Practice Exercise 1-17: Staircase Intonation Practice Draw one step of the staircase for each word of the paragraph. Start a new staircase for every stressed word. There
美式英语正音训练
China has long depended on coal-burning power plants to fuel its explosive growth over the past three decades. As a result, air pollution has risen to alarming levels in central and eastern regions. Policymakers have been working hard to shift the co
2017CRI中国国际广播电台
vacant a.空的；未被占用的 vain a.徒劳的；自负的 valid a.有效的；正当的 vapour n.汽，蒸气 variable a.易变的 n.变量 variety n.多样化；种类；变种 various a.各种各样
英文语法词汇