| 1. | His failure is largely due to timidity .
他的失败主要是由于胆小。 |
| 2. | The success of the modern approach is due in large part to realism。
现代研究的成功主要是由于更接近真实性。 |
| 3. | This transformation has been due primarily to a technological revolution .
这种变革主要是由于技术革命引起的。 |
| 4. | Steam humidifier are often used because of their simplicity .
蒸气加湿器之所以常为人们所采用，主要是由于它很简单。 |
| 5. | The strike was broken, of course, but mainly by a series of adventitious developments .
罢工当然给解散了，但主要是由于出了一些意外事件。 |
| 6. | Recent advances in reproductive endocrinology are primarily due to the development of radioimmunoassay .
最近取得的生殖内分秘研究成果，主要是由于放射免疫分析的进展。 |
| 7. | Today, harte is best remembered for a few poems and stories that he himself thought trivial .
今天，读者记得哈特，主要是由于连他自己也瞧不起的那几首诗和几个短篇小说。 |
| 8. | Recent advances in reproductive endocrinology are primarily due to the development of radioimmunoassay .
最近取得的生殖内发泌研究成果，主要是由于放射免疫分析法的进展。 |
| 9. | These difficulties stem in large part from our lack of satisfactory answers to many questions on which design decisions are based .
之所以有这些困难，主要是由于对据以决定设计的许多问题缺乏满意的答案。 |
| 10. | The consolidation movement came to a halt in 1904, chiefly because about every branch of industry susceptible of combination had been combined .
合并运动在1904年暂时停顿，主要是由于几乎每一易于合并的工业部门都已合并。 |
