不妨碍航运的跨河运输桥。

Transporter bridges to span rivers without hindering navigation.

地面的高低不平妨碍了他们走路。

The inequality of the ground hindered their footing.

他的残疾妨碍他使用常用的设施。

His disability hinders him from using the usual facilities.

不要让任何事情妨碍自己的工作。

Let nothing get in the way of your work. / Let nothing hinder you in your work.

植物太多会妨碍空气流通。

Too many plants hinder aeration.