"Our agreement with SIBS is to discover first-in-class drugs to treat cancer, diabetes and neurological diseases," says Frank Jiang.
江宁军说：“我们与SIBS合作是为了研究治疗癌症、糖尿病和神经系统疾病的顶级药物。”
The first-in-class compound is a small molecule that blocks an early stage in the HIV lifecycle, the integration of the virus into host cell DNA. The drug formally was known as MK-0518.
该分类中第一个药物是一种阻断HIV病毒生活周期初期的小分子，避免病毒嵌入宿主细胞DNA，该药物过去称为MK-0518。
One potential medicine in development is a first-in-class immunotherapy designed to target specific cancer cells and kill them, then activate the patient's general immune system to destroy cancer.
一种在研药物是一种一流免疫疗法，设计目标是特异癌症细胞并且消灭它们，然后激活患者全身免疫系统消灭肿瘤。
They always stayed in first-class hotels.
他们总是下榻于最高级的宾馆。
Many students could hardly stay awake in his class without first drinking a cup of coffee.
如果不先喝杯咖啡，许多学生在他的课上几乎无法保持清醒。
Well, many students could hardly stay awake in his class without first drinking a cup of coffee.
在他的课上，许多学生如果不先喝一杯咖啡，就很难保持清醒。
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。
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。
This poem was written by a middle school student in a lonely mountainous town in Yunnan Province during her first poetry class.
这首诗是云南省一个偏僻山区的一名中学生在她的第一堂诗歌课上写的。
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。
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。
At 16, she graduated first in her high school class, went on to secretarial school and finally worked as an executive secretary for a rare wood company.
她16岁时以高中班第一名的成绩毕业，进入了文秘学校，最后在一家稀有木材公司做行政秘书。
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。
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。
Normally, you wouldn't tackle Joyce in an Intro class, but I'd like to give my first year students a taste of his style, his psychological approach to literature.
一般来说，入门课上不会研究乔伊斯，但我想让我一年级的学生粗识他的风格，以及他在文学阐释中采用的心理学路径。
But in our intro class, you are reviewing the basics, like plots, setting and character and getting your first real exposure to different literary styles.
但在我们的入门课上，你会复习基础知识，比如情节、背景和人物，并会第一次真正接触不同的文学风格。
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。
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。
First-class passengers enjoy "élite" security lines and priority boarding, and disembark before the unwashed in coach, held at bay by a flight attendant, are allowed to foul the jet-way.
头等舱乘客享受“精英”安检通道，能优先登机，并能在被空乘人员管辖的经济舱普通民众“弄脏”移动通道之前，优先下飞机。
In fact, usually the system blocks anyone trying to sign up for a class they shouldn't be taking, who hasn't taken the courses you are required to do first as prerequisites.
事实上，这个系统通常会阻止任何想要注册他们不应该选的课程的人，也就是那些没有选必选先修课程的学生。
The flight attendants were very thankful for what we had done and cared for us carefully even though we were no longer sitting in first class.
空乘人员非常感谢我们所做的一切，即使我们不再坐在头等舱，也细心照顾我们。
It was my first class in this new school, so nobody here knew me.
这是我在这所新学校的第一节课，所以这里没有人认识我。
The scientists did a test with first-year college students the first time they met in class.
在大一学生第一次在课堂上见面时，科学家们针对他们做了一个测试。
After three years, he won a first class honor degree in natural science.
三年后，他获得了自然科学一级荣誉学位。
The first time I took a class in the chemistry lab, I was surprised to find that students were fully "armed".
第一次在化学实验室上课时，我惊讶地发现学生们都“全副武装”了起来。
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。
I can't remember which airline it was, I was sitting in first class in seat A1. Facing the toilet.
另一次是(我记不起是哪个航空公司了)我坐头等舱在a1的座位，结果是对着厕所的。
In sumptuous first-class cabins, humidity can plunge to 5%, sapping the bouquet from champagne and caviar.
而在豪华的头等舱内，湿度会陡降至5%，破坏了香槟和鱼子酱的美味。
The first occurred in the 19th century with the creation of the first mass middle class in western Europe (see chart 1).
第一次发生在19世纪，伴随西欧首个大规模中产阶级群体产生（表一所示）。
The first occurred in the 19th century with the creation of the first mass middle class in western Europe (see chart 1).
第一次发生在19世纪，伴随西欧首个大规模中产阶级群体产生（表一所示）。
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