More than six hundred teams took part in the 2017 Nanjing primary and secondary school robot competition in May.

今年5月，超过600支队伍参加了2017年南京市中小学机器人比赛。

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In fact, poor eyesight among Chinese primary and high school students rose from 59.2 percent to 70.6 percent in the first six months of 2020, according to the Ministry of Education.

事实上，根据教育部的数据，2020年前6个月，我国中小学生视力不良的比例从59.2%上升到70.6%。

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He says over the next six months, UNICEF plans to support the repair and renovation of around 1, 000 primary schools and 400 pre-school facilities.

他表示，在接下来的6个月里，联合国儿童基金会计划为大约1千所小学和400所学前设施提供修复帮助。

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At the moment around one in six children leaves primary school unable to read to the level we expect.

BBC: Education & Family

The announcement came a month after the 14 December killings of 20 children and six adults at a primary school in Connecticut.

BBC: White House posts Obama shooting picture on Flickr

Steven made the call when he returned home after scoring five out of six in the test at Comerbach Primary School, near Northwich, Cheshire.

BBC: Spelling test boy calls for head's arrest