out-secondary的意思|示意

He draws freely on secondary sources, especially when delving into history, but also relies on his own reporting experience to point out traps for policymakers and commentators alike.

他利用的多是间接资料，尤其是深入到历史问题时，但还要依靠自己的报导经验，为决策者和评论员指出陷阱。

Studies in countries such as Ghana and Cameroon suggest many girls at secondary school miss a week of classes when they have their period, or drop out altogether when they reach puberty.

在加纳和喀麦隆等国家开展的研究显示，许多女中学生在例假期间一个星期不去上学，当她们进入青春期，有的甚至辍了学。

By 1998, after six rocky years for the family, the children had to be pulled out of school mid-year, even though the older had just one term to go before transferring to secondary.

扛过了六年头的坎坷岁月后，他们家的孩子们不得以在1998年年中从（私立）学校转出来，尽管老大只剩一个学期就要上中学了。

In Lanchester's design, two balance shafts rotated in opposite directions at twice the crankshaft speed to cancel out the niggling secondary vibrations.

Lanchester的设计中，两个平衡轴以两倍于机轴转速，反向地转动，抵消了无用的次生振动。

It is striking that so-called "secondary" sales by clients of stakes in buy-out funds are reputedly taking place at large discounts to their reported values, although again trading remains very thin.

令人震惊的是，所谓的“次要”的销售客户的股份，收购资金据说与其报的价值发生大折扣，但是再次交易依然十分冷淡。

Experts pointed out that through safety education, improve primary and secondary students of self-protection, 80% of unintentional injuries will be avoided.

专家指出，通过安全教育，提高中小学生的自我保护能力，80%的意外伤害将可以避免。