我发现他很沮丧 » I found him very frustrating 如果我是志愿者我想帮助一些人 » If I volunteer I want to help some people ..
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...业的我就要踏上社会 » Graduating college I'm going to set foot on the social 我发现他很沮丧 » I found him very depressed 粉煤灰中含有大量的铝硅酸盐玻璃体， » Fly ash contains large amounts of aluminum silicate vitreous, ..
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