The Food and Drug Administration has not approved Avastin for use in the eye, and using it rather than the alternative, Lucentis, might carry an additional, although slight, safety risk.

美国食品和药品管理局还没有批准阿瓦斯汀用于眼部治疗，使用它来代替雷珠单抗可能会产生额外的安全风险，尽管这一风险也许很轻微。

youdao

Another alternative might be to use generic connections for resources and implement certain application-level security.

另一种替代方法可能是对资源使用通用连接，并实现某种应用层安全性。

youdao

PNG files are the best image type to use for this purpose, but you can use any JPG image as an alternative.

PNG文件是最适合此用途的图像，但是您也可以选择使用任何JPG图像。

youdao

Chua told CNN that she and Tan had taken technology and processes commonly used in air conditioning and air purifying units and adapted it for an alternative use.

CNN: Ioning your way to cleaner clothes

Campaigners had fought moves to use the lake for dumping waste ash from Didcot power station until owners Npower found an alternative use for the ash in 2008.

BBC: New Thrupp Lake wetlands centre appeal begins

Adapting the electricity grid, for example, to use more alternative energy may require new transmission lines for which approval can take years.

ECONOMIST: The economy