expansive

广阔的；扩张的；豪爽的英释中释adjvery large in area, or using a lot of space

1 expansive soil,膨胀土

2 expansive cement,[化]膨胀水泥

1 expansive beaches.广阔的海滩

2 She flung her arms out in an expansive gesture..她尽情地张开双臂。