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
She's moving up the ranks one step at a time.
他一步一步的向上爬。
I'm heart-broken.
我失恋了。
He will take part in an important race across the Atlantic.
他将参加一次重大的横渡大西洋的比赛。