面积多大 英语怎么说

The phrase for "how large is the area" in English is "what is the area?" The phrase comes from the use of "area" to refer to the measure of the size of a surface. Here are some example sentences and their translations:
What is the area of this room? 这个房间有多大面积？
The area of the park is about 20 acres. 这个公园面积大约20英亩。
I need to know the area of the field to calculate how much seed I need. 我需要知道这个田地的面积来计算我需要多少种子。