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Jack and Annie kept walking until they came to the ice pondagain. We've been here before, said Jack. We're going incircles. How do we get out of the park?We have to try to walk in a straight line, said Annie. Annie and Jack struggled on. Jack kept lo
汪培珽儿童英文分级书单《神奇树屋》
The new Harbin-Dalian high-speed railway has reached 300 kilometers per hour during its latest test run. Despite the potential for extremely low temperatures, officials say the line has proved safe and reliable. Gao Wen is the deputy director of the
英闻天下
Goodness, said the Angora cat, you mean to say you live in the same house with a bird and a mouse and don't do anything about it?老天，那只安哥拉猫说，你是说你和一只鸟儿还有一只耗子住在一起，而且从没有打扰过他们
精灵鼠小弟
saddle leather鞍皮[革] saffian leather山羊革; 摩洛哥革 scrap leather废皮; 碎皮 semi-aniline leather半苯胺革 semi-chrome leather混合铬鞣革 sheep leather(绵)羊革 shrink leather皱
英文语法词汇
vibration 振动 sound 音 tone 音(乐音) musical tone 乐音 noise 噪音 acoustics 声学 psychoacoustics 心理声学 frequency 频率 intensity 强度 time 时间 wave form 波形 pitch 音高 loudness 响度 duration 时值 timbre 音色 (tone
英语口译
vibration 振动 sound 音 tone 音(乐音) musical tone 乐音 noise 噪音 acoustics 声学 psychoacoustics 心理声学 frequency 频率 intensity 强度 time 时间 wave form 波形 pitch 音高 loudness 响度 duration 时值 timbre 音色 (tone
英语口译