1·Five years ago this Sunday Hurricane Katrina struck the Gulf coast area and caused massive flooding in New Orleans after levees there failed to protect the low-lying city.
五年前的8月29日,卡特里娜飓风袭击了美国墨西哥湾沿岸地区,冲垮了防洪堤,使新奥尔良市大片地区被淹。
2·Authorities are keeping a close eye on levees.
官方正在密切关注防洪堤的状况。
3·In the San Francisco Bay area, planners are considering increasing the height of the seawall on the city's waterfront and the levees at the San Francisco and Oakland airports.
在旧金山湾区,规划者们正考虑增加海滨海堤和旧金山、奥克兰机场防洪堤的高度。
4·In addition to the overall work to stop the flow itself, other efforts have included burning off oil, using chemical dispersants, and building booms and levees.
除了总体工作停止流通本身,其他努力包括烧毁油,使用化学分散剂,建设水栅和防洪堤。
5·New buildings include Public Transportation, Industrial Parks, and Levees.
新建筑包括公交系统、工业园、防洪堤。