The Group of Governmental Experts needs to thoroughly study the progress achieved and challenges encountered in the field of verification, and presents its views on the principles of verification.

专家组应全面研究核查领域所取得的进展和遇到的挑战，提出对核查原则的看法。

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Steady progress can only be the result of persistent study.; Only persistent study yields steady progress.

坚持学习，始能不断进步。

《新英汉大辞典》

This is the age group when children are first expected to study hard and parents have great expectations of their progress in school.

在这个年龄段，孩子会先被要求努力学习，父母对他们在学校的进步有很高的期望。

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Mass producing stem cells to screen drugs and study the progress of disease is not the sexier side of the field.

FORBES: Screening New Drugs With Stem Cells

Researchers can now create mice with the same genetic defects and test potential treatments on them, or study the progress of the disease.

ECONOMIST: Animal rights extremists

The global rankings are the result of two studies - the Trends in International Mathematics and Science Study (TIMSS) and the Progress in International Reading Literacy Study (PIRLS).

BBC: Northern Ireland is 'best in Europe' at primary maths