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1·It has kind of a dual role.

它扮演着一种双重角色。

2·He has dual role as director and actor.

他兼作导演及演员的双重身份。

3·He has dual role as composer and conductor.

他兼作曲家及指挥的双重身分。

4·His dual role as a composer and a conductor made him very busy.

他作曲家和指挥家的双重身份使他非常繁忙。

5·The leghaemoglobin surrounding the bacteroids serves a dual role.

类菌体四周的豆血红蛋白执行双重职能。

6·Gas pipelines have a single role of booster pumps and pump dual role.

气体管道增压泵有单作用泵和双作用泵。

7·The new regulations will play a dual role of restriction and protection.

新规定将起到限制与保护的双重作用。

8·Therefore the Dollar's dual role is the source of international financial risks.

因此，当今世界，美元的“一身二任”是国际金融风险之源。

9·The study also details a dual role played by LTA4H in suppressing or encouraging inflammation.

该研究还详细阐述了LTA4H抑制和促进炎症的双重作用。

10·The IBM Software services profile provides this dual role for models that are translated to Web services.

IBM Soft ware Services规范为那些被转换到Web服务的模型提供了这种双重角色。