先在

Paul Kreutzer said very clearly, you should understand the situation, you have the real material, and the procedures you go, the following specific issues, some want to be answered.

Paul Kreutzer：实际上这是没有什么限制的，但是他们先在中国学，然后再去美国深造，一旦要更换专业，有了任何累似这样的变动的话，应该向签证官解释清楚这个变动。

The use of new brands of liniment should be in the local test, then confirmed that there is no allergic reaction.

使用新牌号的搽剂，应先在局部试验一下，证实没有过敏反应再用。

Another logician flexes his cranial muscle in support of ignorance.

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I have a friend during pregnancy face a long beans, and later gave birth Girl, let me first 4 months of pregnancy, and the first 3 months of long beans, but not long now, and should eat more fruit

我有一个朋友怀孕时满脸长豆，后来生了个女孩，我先在怀孕4个月了，头3个月也长豆，不过现在不长了，要多吃水果

I worked my way up from the sardine|pile, then to the mackerel pile...

我先在沙丁鱼堆上工作|然后转到青鱼堆

METHODS: A total of 1 536 people in rural areas of shaanxi were studied by cluster random sampling methods. All particants were checked by slit lamp, and the people who were more than 50 years old carried out the standard examination by internal criteria. Then they were examined by LOCS Ⅲ in mydriatic situation when there were no contraindication.

遵循按比例、随机、整群抽样的原则对陕西省洋县 1 536人进行白内障患病率的横断面调查，所有受检人员均采用裂隙灯检查晶状体，年龄≥50岁的人，先在小瞳孔下按照国内诊断标准进行检查，如无禁忌再充分散瞳后，按LOCSⅢ标准进行检查。

In America, the NYSE ADR of Tata Motors is up 40% over the past month.

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Check its effect on a small part of the pavement first.

先在一小块砖上试验一下。

First open the Windows floppy disk, and then from the "Start - Programs-MS-DOS mode" DOS window open.

先在Windows中打开该软盘，然后再从"开始－程序－MS-DOS方式"打开DOS窗口。

I first study the permissibility of compromise contract in formality and substance under tax law,and then research the relationship of offer in compromise and compromise contract.

本文通过理论和学说来探讨税收法上究竟有无约谈或和解制度适用的可能及其适用要件，即，先在法理上探讨税收法上和解契约形式及内容的容许性，再论税务约谈与和解契约的关系。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。