的确只有当我们失去时才知道曾拥有的是什么
Indeed, we only know what we once had when we lose it
以上为机器翻译结果，长、整句建议使用 人工翻译 。
的确当我们失去时才知道曾拥有的是什么，同样，只有当我们拥有了才知道失去了什么。
It is true that we don't know what we have got until we lost it, but it's also true that we don't know what we have been missing until it arrives.
youdao
应用推荐
模块上移
模块下移
不移动