Fourfold
a. 四重的, 四倍的, 四垒的\\nadv. 四倍, 四重
✅ 同义词
📖 牛津释义
fourfold
adj, adv
1 four times as much or as many 四倍（的）
The population in this area has increased fourfold. 该地区的人口已增加到四倍.
2 having four parts 有四部分（的）.
🗣️ 情景例句
Oh, that's a nice idea.
噢， 这是个好主意。
His friend was filled with joy over the good news.
他的朋友因得知这个好消息而雀跃。
As quickly as they could, the men ran to th steps and up into the open, many of them with their clothes on fire.
工人们尽快朝楼梯跑去，爬上楼梯跑出舱外，其中好多人衣服已经着火了。