日久生情的英文：
Love will come in time.
Having been together for a long time, they came to have a tender feeling for each other.

love是什么意思：
n. 喜爱；热爱；酷爱；恋爱；爱情，爱意；喜爱的事物；爱人
v. 爱；喜欢；热爱；爱慕

Love is the reward of love
爱别人才会被人爱

Love is the true price of love
爱情只能用爱情来报答

A labour of love
乐于做的事

will是什么意思：
v. 用意志力使；遗赠；意欲，决心要
n. 意志；目的；意愿；决心；意图；遗嘱；威尔（男子名）
come是什么意思：
v. 来；发生；开始；出现；变成；达到；来做；来取；来拿
int. 嗨，得啦，好啦

The bale will be coming.
不幸就要降临了。

Come on get with it!
好啦，时髦点儿吧！

Illness comes in by mouth and comes out by it
病从口入祸从口出