ph.
1. Their friendship was growing by degrees into love.
他们的友谊正逐渐地发展成爱情。
1. 逐渐地：by daylight 在白天 | by degrees 逐渐地 | by design 故意地
2. 渐渐地,逐渐地：730by contrast对比之下 | 731by degrees渐渐地,逐渐地 | 732by farconj. 到目前为止
3. 徐徐,渐渐：62.by chance 偶然,不料. | 63.by degrees 徐徐,渐渐. | 64.by dint of 借,靠.
4. 逐渐、渐渐的：define...as...:给...下定义,把...规定为 | by degrees:逐渐、渐渐的 | to a remarkable degree:极大的,显著的