起初的英文：
一、originally
英 [əˈrɪdʒənəli] 美 [əˈrɪdʒənəli]
adv.本;起初，原来;独创地，独出心裁地;自来
1、It is not known whether the bomb was originally intended for the capital itself
尚不清楚炸弹起初的轰炸目标是否是首都。
2、Japan had originally demanded the return of two seamen held on spying charges.
日本起初要求放回两名以间谍罪名遭拘留的海员。
二、at first
英 [æt fə:st] 美 [æt fɚst]
起初，当初
1、At first I felt very resentful and angry about losing my job
起初我对丢掉工作感到非常怨恨和恼怒。
2、At first I gave him the benefit of the doubt
起初，我姑且相信了他。
扩展资料
词义辨析：firstly、first of all、at first
1、firstly和first (of all)均用以引出一系列事实、理由、意见等：
The brochure is divided into two sections, dealing firstly with basic courses and secondly with advanced ones.
小册子分为两部分：第一部分涉及基础课程，第二部分涉及高级课程。
2、firstly在英国英语中比在北美英语中更通用。
3、at first用以讲述最初阶段的情况，尤指与后来的不同情况相比较：
Maggie had seen him nearly every day at first. Now she saw him much less.
起初玛吉几乎每天都见到他，现在见到他的次数少得多了。
at first；in the beginning；originally；at the outset更多释义>>
[网络短语]
起初 at first;in the first place;in the beginning
起初地 incipiently;Initially;originally
寿命起初 beginning of life本回答被网友采纳