当初的英文：
at the beginning
originally

参考例句：

What was I thinking of, picking a wacky subject like cryonics?
我当初到底是怎么想的——竟然挑了一个人体冷冻术这样的古怪话题？

"On hindsight, if we had destroyed the villa, we would now live to regret it!"
现在回过头想想，当初要是把晚晴园拆掉，留下的将是千古遗憾！

He was a survival from the days when Gile's father held the homestead
他是当初还由基尔的父亲掌管家业那个时代的一个幸存者。

The much-Publicized Siegfried Line was virtually unmanned and without guns
当初大肆吹嘘的齐格菲防线，实际上已无人也无炮防守。

,"Kendal laughed,"I did very well when I kept some of my father's bad old notes and gave them to A. B. C. .
"肯德尔笑了，"当初我留下了一些我父亲做的旧假钞，后来又把它们给了A．B．C．，真是干得棒极了。

His original enthusiasm has turned sour.
他当初的积极性已淡下去了.

The evidence given in court was inconsistent with what he had previously told them.
法庭上的证词与他当初告诉他们的不一致。

He regretted not having worked hard.
他很后悔当初没有用功学习。

Damage is much greater than was at first anticipated.
损害程度比当初预想的要严重得多。

The school was quite a small one to begin with
当初，这是一所相当小的学校。

beginning是什么意思：
n. 开始；根源；起点
v. begin的现在分词

It is beginning to dew.
在结露水了。

The scrambling begins.
混乱开始了。

The days are beginning to shorten.
白天开始变短了。

The plan is beginning to shape up.
这一计划正在开始成形。

The water begins to bubble.
水开始冒泡了。

originally是什么意思：
adv. 本来，原来，最初；独创地

a person with an original
有创作头脑的人

It was edited from the original text.
这是根据原文本编译的。

a Spanish rendering of the original Arabic
阿拉伯文的西班牙文译文.

Golde Meir was an original.
果尔达·梅尼是一个有独创性的人。

Little of the original architecture remains.
原先的建筑物几乎没有残留。