首先

At first, I thought it difficult for me to sing this song

首先，我觉得唱这首歌对我来说有点难。

At first,I have something important to tell you.

首先，我告诉你们有一些重要的事情。

At first, English is very important for me.

首先，英语是非常重要的我。

At first I didn't want to go.

首先我不想去。

At first, it was a very hard thing for me.

首先，这是一个非常困难的事情。

At first, this is going to be a challenge, but it will get easier with time.

首先，这将是一个挑战，但它会更容易随着时间的推移。

In this paper,at first,the latest development and research have been summarized.

本文首先探讨了模糊关系数据库的研究现状和发展动态。

Hair post person " be infatuated with deeply " affirm above all, the leading role of dazzle rich post has self-abnegation and recreational popular mind very, because of dazzle rich post appear to masses more at one's leisure talk endowment.

发帖者"深深迷恋"首先肯定，炫富帖的主角都十分具有自我牺牲以及娱乐大众的精神，因为炫富帖的出现给了大众更多茶余饭后的谈资。

First, I asked him what was at risk.

首先，我问他什么是风险。

To those at the mercy of such a flood tide, their first thought is to climb above the tide.

对于那些受到洪流摆布的人们来说，他们首先要考虑的是要爬到高于海浪的地方去。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。