The first-class compartment is situated at the front of the train.
头等车厢位于火车的前部。
A paper from Science of the Total Environment shows that the largest freshwater fish in China might have gone extinct between 2005 and 2010. Wei Qiwei, author of the paper, said in September, 2019, some experts supposed that the first-class protected fish had been extinct already.
《整体环境科学》的一篇论文显示，中国最大的淡水鱼可能已经在2005年至2010年间灭绝了。2019年9月，该论文的作者危起伟表示，一些专家认为这种一级保护鱼类已经灭绝。
This is the first-class cigars.
这是上等雪茄。
Offer it to the first-class houses.
把它寄给第一流的出版社。
What's the first-class fare from Chicago to Los Angeles?
从芝加哥到洛杉矶的头等舱费用是多少？
Many of these are precious and rare, like the first-class protected animal ounces and the valuable timber sandals, etc.
大多数都是珍贵稀有的野生动植物，像一级保护动物雪豹和名贵树木像锡金海棠等等。
Air China upgraded them to the first-class cabin and the two reporters accepted this arrangement in order to keep off unexpected troubles.
航空公司专门给他们升坐头等舱，两位记者基于避免困扰的考虑接受了。
That newspaper paragraph he had read so long ago had been true, after all. The first-class magazines did not pay on acceptance, and they paid well.
他很久以前在报上读到的那一段话毕竟没有错：第一流的杂志的确是一经采用立即付酬的，而且稿酬从优。
Yesterday he made the best quip of the crisis, warning senators that they had no room for error “because it’s like on the Titanic: not even the first-class passengers get saved”.
昨天他针对危机作出绝妙评论，在对参议员的警告中，特雷蒙蒂指出他们已经没有犯错的余地了，“因为这就像泰坦尼克号（Titanic）：就算是头等舱的旅客也不能幸免于难”。
Harvard University (Harvard University) is the longest in U.S. history one of the first-class academic institution, is located in Cambridge, Massachusetts, and at Boston and across the Charles River.
哈佛大学(HarvardUniversity)是美国历史最悠久的一流学府之一，坐落于马萨诸塞州剑桥，隔查尔斯河与波士顿相望。
The post office has promised to resume first class mail delivery to the area on Friday.
邮局已承诺在星期五恢复该地区第一类邮件的递送。
I had just enough time to finish eating before the bell rang and I was off to my first class.
我在铃响前刚好有时间吃完，然后就去上第一节课了。
You could use it to create a patch for the class if the conflicts were resolved first.
如果先解决了冲突的话，您就能够使用它来为这个类创建一个补丁。
All incoming students at the academy are required to take a college writing class in their first term.
学院的所有新生在第一学期都必须上大学写作课。
She didn't hand in her first two assignments for chemistry, which started her out in the class with a failing grade.
她头两次的化学作业都没有交，这使她开始这门课时成绩就不合格。
As of February 3rd, the price of a first class stamp will go up to 29 cents.
自2月3日起，每张一等邮票的价格将上涨到29分。
My heart swelled with pride when I knew my class had won the first prize in the sports meeting.
当我知道我们班在运动会上得了一等奖时，我的心中充满了自豪。
McGillicuddy looked into the lighted first-class carriage that was only a few feet away.
麦吉利库迪朝离他只有几英尺远的亮着灯的头等车厢里望去。
Examples are demonstrated on the board; questions from the textbook are worked through first with the class, and then the class is set questions from the textbook to do individually.
黑板上有演示例子；先和全班同学一起做课本上的问题，然后全班同学分别回答课本上的问题。
In my first P.E. class, the teacher required us to run laps and then hit a softball.
在我的第一节体育课上，老师要求我们跑几圈然后打垒球。
We do need to get clear about both of those questions and so that's going to take the first several weeks of the class.
我们必须弄清楚这两个问题，这就是头几周课的主要内容。
I met Elizabeth in my very first karate class. I was the only new kid in the class.
我是在空手道的第一次课上遇见伊丽莎白的，当时我是班上唯一一个新来的。
Running towards the school, I took a glance at my watch and found that I was already late for the first class.
我一边朝学校跑去，一边看一眼手表，发现我第一节课已经迟到了。
In our first class, we had the former chief social worker inspector for the entire country of Scotland within the class.
在我们第一个班级里，学生中有来自苏格兰的全国前社工总监。
Many first-generation students "struggle to navigate the middle-class culture of higher education, learn the 'rules of the game', and take advantage of college resources," they write.
他们写道，许多第一代大学生“努力摸索高等教育的中产阶级文化，学习 ‘游戏规则’ ，并充分利用大学资源”。
Tuesday was like any other day for Morgan Bailey, It was the fourth period, and she was the first student to arrive in the gym for her class.
对摩根·贝利来说，周二和往常一样，是第四节课，她是第一个到体育馆上课的学生。
In the first semester, we run an eight-week conversation class for students of non-English-speaking backgrounds, who wish to improve their fluency, grammar and pronunciation in English.
在第一学期，我们为非英语背景的学生开设了一个为期八周的会话课，他们希望提高讲英语的流畅性、语法和发音。
很快，第一节课开始了。
很快，第一节课开始了。
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