Your correspondent went undercover to observe at first hand the dangers tourists face in their clutches.

记者亲历地下世界去观察第一手游客们关键时刻面临的危险。

I had several classes with her, and was able to observe Dodie's ruination at first hand.

我跟她一起上过几堂课，从而得以亲眼目睹嘟蒂的毁灭。

He had witnessed at first hand how it could give mere mortals the power to destroy their own world.

弗里曼亲眼目睹了科学如何赋予凡人摧毁自己世界的力量。

Neither was he acquainted at first hand with the labor of farmers and mechanics.

他也不熟悉农民和机械师的劳动。

In order to hear a little of your liveliness at first hand, Judge Brack.

布拉克法官，为了能亲耳听到一点您的活力。

Many people have seen the horrors of war at first hand.

【first】许多人亲眼目睹过战争的恐怖。

We need to get kids out of the school buildings, give them a chance to learn about the world at first hand.

我们需要让孩子走出学校，给他们认识世界的一手资料。

Some of us experienced that past at first hand. In my case, it was exactly thirty years ago. And nobody wants a repeat of such events.

我们其中一些人曾经亲身经历过那段日子，就我来说，确切地说是30年前，没有人希望历史重演。

Ms Sandberg experienced at first hand the guilt and stigma that accompany contemplating moving forward, although she was fortunate to have support from Goldberg's mother and brother.

桑德伯格亲身体会到在考虑迈出新的一步时伴随而来的内疚和耻辱感，尽管她很幸运地得到了婆婆和小叔子的支持。

Choose different parts of your body to focus your attention on briefly at first: hands, feet, arms, legs, abdomen, chest, head, and so on.

首先选择身体的不同部位，将注意力集中在：手、脚、手臂、腿、腹部、胸部、头部等。

I am empowered to mention that it is the intention of the person to reveal it at first hand by word of mouth to yourself.

我有权提到，这个人的意图是通过口口相传亲自向自己透露它。

In other words, students perhaps in groups, perhaps independently, will go to libraries, museums, exhibitions, coach rooms, radio and TV stations, meetings, businesses and laboratories to learn about their world and society at first hand.

换句话说，学生们可以组成团队或单独行动，去图书馆、博物馆、展览馆、教练室、录音和电视棚、会议室、商业中心和实验室，学习到他们对世界和社会中一手资料。

Two of its branches are ethnography (the study at first hand of individual living cultures) and ethnology (which sets out to compare cultures using ethnographic evidence to derive general principles about human society).

它的两个分支是人类学(即个人生活文化的第一手研究)和人种学(它通过人种学的证据来比较不同的文化，从而得出关于人类社会的一般原则)。