fathom

to understand something complicated or mysterious

例句: Girls' behaviors/intentions are often hard to fathom.

1）翻譯下面的句子：
我們難以理解“無條件的愛”意味著什么。

It's hard to fathom what it means to love someone unconditionally.

參考翻譯：What 'sunconditional love' truly means is hard to fathom. 或者 It's hard to fathom what it means to love someone unconditionally.

2）場景：這個計劃中的一些內容讓人難以理解。

造句：Some aspects of this plan are difficult to fathom.