extensive

US /ɪkˈsten.sɪv/
UK /ɪkˈsten.sɪv/
"extensive" picture
1.

广泛的, 大量的, 广阔的

covering a large area; great in amount or scale

:
The house has extensive gardens.
这房子有广阔的花园。
She has extensive knowledge of classical music.
她对古典音乐有广泛的知识。