六级The trouble is, for many of the researchers who'd like to design systems to address these challenges, massive datasets for experimentation just don't exist—at least, not in formats that are accessible to academic researchers.

问题是，对于许多希望设计系统来应对这些挑战的研究人员来说，用于实验的海量数据集根本不存在，至少没有学术研究人员可以访问的格式。

2018年6月六级真题（第一套）阅读 Section C

六级Some contain live experimentation, but not always.

有些包含现场实验，但并不总是如此。

2019年12月六级真题（第二套）听力 Section A

考研However, a comparison with data for weeks when there was no experimentation showed that output always went up on Mondays.

然而，与没有实验的数周数据的比较表明，产出总是在周一上升。

2010年考研真题（英语一）完形填空 Section Ⅰ

四级Leah easily could have fallen into a trap of feeling content; instead, her energy sparked a period of experimentation and renewal.

莉亚很容易就陷入了满足感的陷阱；相反，她的精力激发了一段时间的实验和更新。

2017年6月阅读原文

高考To prepare for increased autonomy and responsibility, college needs to be a time of exploration and experimentation.

为了准备增加自主性和责任感，大学需要一个探索和实验的时期。

2016年高考英语北京卷 阅读理解 阅读D 原文

六级The trouble is, for many of the researchers who'd like to design systems to address these challenges, massive datasets for experimentation just don't exist--at least, not in formats that are accessible to academic researchers.

问题是，对于许多想设计系统来应对这些挑战的研究人员来说，用于实验的大规模数据集根本不存在——至少，学术研究人员无法访问的格式是不存在的。

2018 年 6 月6级真题第2套

四级Yet what other nations typically lack, Mr. Kao adds, is a social environment that encourages diversity, experimentation, risk-taking, and combining skills from many fields into products that he calls “ recombinant mash-ups ( 打碎重组 ),” like the iPhone, which redefined the smartphone category.

然而，高先生补充道，其他国家通常缺乏的是一个鼓励多样性、实验性、冒险性的社会环境，以及将许多领域的技能结合到他所说的“重组混搭”产品中打碎重组 ),” 比如重新定义了智能手机类别的iPhone。

2015年6月大学英语四级考试真题（第3套)