On the front side of the main compartment is sewn a nylon pocket with an elastic top edge, covering roughly the bottom half of the compartment, presumably for the hydration system.

在主室的前侧缝尼龙袋有弹性顶边，占地约的车厢底部的一半，大概是由于水化系统。

youdao

There are a lot of articles that explain how top retailers show their product images such as the one by Get Elastic.

有许多文章都介绍了顶级的零售商是如何展示他们的产品图片的，比如Get Elastic上的文章。

youdao

Amazon Elastic MapReduce pricing is on top of existing EC2 charges at the rate of 15%.

Amazon Elastic MapReduce的价格是在现有ec2的收费之上的15%比率。

youdao

All models are made with visco-elastic foam, and higher-end models feature a pillow-top design.

FORBES: Magazine Article