at first

At first she was very nervous about making the crossing in such stormy weather.

一开始这样的暴风雨天气横渡颇为紧张不安。

At first she threatened to dismiss me, but later she relented.

起初威胁要解雇我, 但后来态度软化了。

At first, he thought he had mistaken the address.

一开始他以为地址搞错了。

He was cross at first, but later he relented.

他起初生气,后来变温和了。

At first I enjoyed all the parties, but the novelty soon wore off.

起初我喜欢参加一切聚会, 但这种新奇感就消失了。

Rather quiet at first, she grew very talkative over her second glass of sherry.

一开始相当沉寂，但喝二杯雪利酒时开始变得非常健谈。

The new law about safety belts in cars was difficult to enforce at first.

规定系汽车安全的新法规开始时是难实施的。

He was called a crank at first.

一开始他被叫做思想怪异者。

The responses of respiration to hypoxia is diphase,that is respiratory excitatory at first,then respiratory depression.

呼吸缺氧的反应都是双相的,即先兴奋后抑制。

At first, the drug does no harm, but cumulatively its effects are bad.

这药开始人没有害处，但连续服用后果就坏了。

The drugs work well at first but gradually lose their effectiveness.

这些药的效果起初非常好，但后来逐渐失效。

Under interrogation, he refused to say anything at first.

一开始审问的时候，他什么也不说。

He made progress in fits and starts at first but now he’s improving rapidly.

开始时，他的进步时断时续，但现提高得。

At first hearing I didn't like the music.

一次听这个音乐时, 我不喜欢它。

In this paper, at first, the author discussed the geologic setting of uraniferous migmatite.

含铀混合岩大部分位于古陆隆起边部、NW向花岗岩外接触。

Beethoven at first dedicated his Heroes Symphony to Napoleon.

最初贝多芬把他的《英雄》交响曲献给了拿破仑。

Being accustomed to working methodically,I tried at first to arrange the photographs in order of importance.

由于习惯于工作井井有条,我首先试着按重要程度把照片排好。

He tried to buffalo me at first meeting but I soon caught on to his tricks.

初次见面时他企图欺骗我, 但是我就明白了他耍的花招。

When she came to see the interviewer, Jone was nervous at first but soon composed herself.

琼会见面试人时最初紧张,但就镇定下来了。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双月球近旁转向实现月球多次探测的原理。