It'seems that Goneril had been beforehand with him.是什么意思？

It'seems that Goneril had been beforehand with him.

高纳里尔似乎先下手了.

seems

v. 好像，仿佛（ seem的第三人称单数 ）；

例句
Almost like an accident of nature, this family has produced more talent than seems possible.
就像是天缘巧合，这个家族不可思议地人才辈出。

that

det. 那个，那；pron. 那个，那；conj. 多么，如此…以至，用于某些动词、形容词和名词后，引出各种从句；adv. 不那么，那样；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

Goneril

贡纳莉（莎士比亚的<李尔王>中李尔的长女名，是冷酷、不孝的典型）；

例句
It'seems that Goneril had been beforehand with him.
高纳里尔似乎先下手了.

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

been

v. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去分词 ），在，存在，不受干扰，去过了，be的过去分词；

例句
Have you been able to have any kind of contact?...
你联系上了吗？

beforehand

adv. 事先，预先，提前；adj. 提前的，预先准备好的；

例句
How could she tell beforehand that I was going to go out?...
她怎么会事先知道我要出去？

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。