Some of the people questioned said they felt unsure of themselves in social situations.

Avoidance of social situations involving food.

避免一些跟食物有关的社交活动。

One has to know how to handle oneself in social situations.

人人都该知道在社交场合如何应对。

In social situations when two people meet, they often shake hands.

在社交场合，当两个人见面时经常要握手。

Are you afraid of walking up to people and introducing yourself in social situations?

你害怕在社交场合走到人群中进行自我介绍么？

Second, the judgments of social situations in which embeddedness works are different.

第二，对嵌入性的社会情景判断不同。

Social situations always make me nervous.

我在社交场合总是觉得紧张。

Making this a terrific time to meet new people or handle difficult social situations.

在这段时间，多去认识新人，想办法解决社交困境吧。

I'm not very good in social situations.

我在社交场合不很自在。

Social situations might be turned around, so you might see many people feeling afraid.

社会形势将发生改变，所以你们会看到很多人感觉到害怕。

Effectively communicate in Chinese business and social situations.

如何在商务和社交场合进行有效的沟通。

I am shy and find social situations stressful.

我很怕羞，觉得社会场合有压力。

When things are relaxed, I'm great in social situations.

没压力的时候我是社交场上的好手

How to handle oneself in social situations.

如何在社交场合把握自己。

Take care to notice what people look like in different social situations.

注意观察在不同的社会环境中人们看上去是怎样的。

Thus, there is a widespread practice of making "small talk" in certain social situations.

因此在某些社交场合很流行“闲聊”；

American businessmen frequently use social situations to make business deals.

美国商务人士经常利用各种社会场合进行商务洽谈。

Due to the presence of carbonyl compound emissions in higher concentration for engines fueled with methanol/ ethanol-diesel blends, this study focuses on the emission characteristics and formation mechanism of carbonyl compounds ( CBCs) in diesel engine fueled with alcohols-diesel blends.

针对醇类燃料羰基类化合物排放量较高的问题，本文开展了柴油机燃用醇类/柴油混合燃料羰基化合物的排放特性和生成机理的研究。

Elaborating on the significance of developing simulation systems for electric CBCs both in theory and in practice by summarizing recent researches and application of computer simulators throughout the world and by analyzing present training condition for CBC operators.

本文通过对国内外计算机仿真训练器的研究及应用情况总结，以及我国港口集装箱起重机司机培训现状和分析，阐述了在我国研究岸边集装箱起重机电控与操纵仿真系统的理论意义和现实意义。

Creating a workable model of a lifting tackle according to its movement characteristics after studying the structure and performance of CBCs.

在对集装箱装卸桥结构、性能分析的基础上，根据小车&吊具的运动特点建立了运动学模型。

Hence, it can be proved that realizing CBCT in image-guided radiotherapy perfusion imaging by the proposed model was feasible.

该模型实现图像引导放疗中的锥束CT灌注成像是可行的。