tianyunchuan - 博客园

2025年9月

摘要： Just like how we greet different people in different ways, we should also treat our environment differently depending on the situation. Our environmen 阅读全文

posted @ 2025-09-05 08:08 tianyunchuan 阅读(5) 评论(0) 推荐(0)

英语_阅读_farm horses

摘要： “They are young farm horses and haven't learned how to behave," my mother told me. “ You are different.“它们是年轻的农用马，还没学会如何举止得体，”母亲告诉我，“你不一样。 Your father 阅读全文

posted @ 2025-09-04 21:05 tianyunchuan 阅读(7) 评论(0) 推荐(0)

物理_错题集

摘要： https://easylearn.baidu.com/edu-page/tiangong/questiondetail?id=1843631377905691730&fr=search 利用含氯化合物杀菌的过程属于化学变化。解释：含氯化合物（如次氯酸钠、氯气等）杀菌时，会与微生物的细胞膜、酶或核阅读全文

posted @ 2025-09-02 21:58 tianyunchuan 阅读(17) 评论(0) 推荐(0)

英语_错题集_2025-08_Zetoroed

摘要： 0902 正确答案是：D. when 中文解答：这句话的意思是：“迈克正要告诉我那个大消息，就在这时有人叫了他的绰号。”这里需要表示“正当……时”或“就在这时”的连词，强调一个动作正在发生时被另一个动作打断。 “when” 常用于表示“正在做某事时，突然发生另一件事”，尤其与“was about t 阅读全文

posted @ 2025-09-02 21:06 tianyunchuan 阅读(26) 评论(0) 推荐(0)

2025年8月

英语_作文_How can greywater help to save water at home?

摘要： Greywater, a useful thing which isn't noticed.It's common in our daily life,helping us to save water easily.In our home,we can save greywater in many 阅读全文

posted @ 2025-08-31 21:02 tianyunchuan 阅读(14) 评论(0) 推荐(0)

英语_阅读_oil spill

摘要： In November 2007, a ship bound for South Korea struck a tower supporting the San Francisco-Oakland Bay Bridge. More than 53 ,000 gallons of oil were r 阅读全文

posted @ 2025-08-30 10:37 tianyunchuan 阅读(12) 评论(0) 推荐(0)

英语_阅读_Alaska

摘要： A trending new addition to travel destinations around the world is freezing-yet-beautiful Alaska.The poles , the dancing lights , and the winter wonde 阅读全文

posted @ 2025-08-29 16:25 tianyunchuan 阅读(22) 评论(0) 推荐(0)

英语_阅读_Water

摘要： The journey from stream to ocean begins in our backyards and farmg, Precipitation comes down, exactly , everywhere -- in different forms, It may rain, 阅读全文

posted @ 2025-08-29 09:57 tianyunchuan 阅读(10) 评论(0) 推荐(0)

英语_阅读_water supply travels

摘要： About half of New York City's yearly water supply travels through a system of underground tunnels. Once through these tunnels, the water becomes drink 阅读全文

posted @ 2025-08-28 13:16 tianyunchuan 阅读(20) 评论(0) 推荐(0)

化学_备忘

摘要：浓氨水是氨气（NH₃）的水溶液通常所说的“氨水”指的就是它的水溶液。所谓的“浓”是一个相对概念，一般指浓度较高的氨水。核心特性强烈的刺激性气味：这是它最显著的特征，源于挥发出的氨气。这种气味非常刺鼻，能强烈刺激人的眼睛和呼吸道。弱碱性：氨水是一种重要的弱碱。其碱性来源于氨气与水发生的可逆反应：阅读全文

posted @ 2025-08-25 19:27 tianyunchuan 阅读(258) 评论(0) 推荐(0)