About its effect, it still needs study in the future.

究其效果，还需要未来的研究予以检验。

youdao

However, it still needs study on aging precipitation behavior and the effect of aging treatment on its performance because its service conditions are very bad in the practical production.

然而，由于实际生产中服役条件非常恶劣，该钢管时效析出行为及时效处理对其性能的影响还有待进一步研究。

youdao

But more needs to be done. She says there currently are not enough programs to study bird numbers and behavior.

VOA: special.2009.05.12

Another study found that almost half of American workers expressed concern about their ability to provide for immediate family needs.

VOA: special.2009.03.24

The 2011 Housing Needs Study found the need for housing had risen as fewer people were expected to leave the island in the near future.

BBC: Guernsey housing survey finds lack of new homes

At airports with control towers, the FAA needs to study what impact suddenly closing the towers would have on pilots who have gotten used to having them.

FORBES: FAA's Reckless Threat to Close 149 Air Traffic Control Towers in June

But whoever gets Mr Clark's job is all too likely to agree to leave the bill out of next year's crowded parliamentary calendar, on the grounds that the issue needs further study.

ECONOMIST: Freedom of information