初期的英文：
initial stage
beginning period

参考例句：

in a nascent condition
在初期的状态中

At the beginning of the new term, all the students conscientiously obeyed the rules of the school
所有的学生,在上学初期,都很循规蹈矩。

In the early days of the settlement of Australia,enterprising settlers unwisely introduced the European rabbit.
澳大利亚殖民初期，有些雄心勃勃的殖民者不明智地把欧洲兔引了进来。

Initial credit Balance
初期贷方余额

Protobrochal
卵发育初期的

The initial reaction has been excellent.
初期的反应非常好。

The springtime of life;youth.
人生的初期;青春

Initial operation
初期业务、初始经营

Of or belonging to a previous or remote period of time
属于时间的早期或初期的部分.

Early pregnancy is often accompanied by nausea.
怀孕初期常伴有恶心。

initial是什么意思：
adj. 最初的；字首的
n. 首字母；声母
v. 用姓名的首字母签名

marginal initial
边缘原始细胞[见于植物]

The body is initially at rest, and the spring is initially unstretched.
起初物体是静止的，弹簧也未拉长。

embryo initial cell
胚原始细胞

stage是什么意思：
n. 阶段；舞台；演员的职业；事件发生地；站，架，层；上演
v. 上演；举行；展现；筹划

As the elapse of time, their feeling warms up stage by stage.
随着时间的推移，他们的感情逐步升温。

stage well [Badly]
很[不]适于上演

She was mad about the stage.
她狂热地迷恋着舞台生活。

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。