九年制学校 » The nine-year school 当压力降到70BAR,压缩机启动 » When the pressure dropped to 70 BAR compressor is started. .
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Now the sponge has a name to be proud of: parpal dumplin, as suggested by nine-year-old Sylvie from Langham Village School.
现在,这种海绵有了一个值得骄傲的名字:parpal dumplin,这是朗厄姆小学9岁的西尔维提议的。
It involves having mothers bring their babies into classrooms for an hour a month for nine months of the school year, with a trained instructor present.
在项目中,母亲们带领她们的婴儿来到课堂上,每个月一个小时,一个学年共九个月,在课堂上有一个经过训练的老师来在场指导。
Overall, 201 high school students completed sleep habit surveys before and after the nine-week experiment last year.
总的来说,有201名中学生在去年历时九周的试验前后完成了关于睡眠习惯的调查。
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