1.
Sources of Difficulties in Adult English Learning and Breakthrough in Teaching;
成人英语学习的困难源与教学突破点的探析
2.
It has been difficult to ascertain the correct source of origin.
要查实材料的正确起源很困难。
3.
uncountable difficulties
无数的难题[困难]
4.
financial distress
财政困难,资金困难
5.
Expressive signs of what made them poor, were not wanting;
标志着他们贫困的根源的东西并不难见到。
6.
The Value of the Peak Expiratory Flow Rate in Distinguishing Acute Cardiac Dyspnea from Acute Pulmonary Dyspnea
峰值流速对心或肺源性呼吸困难的鉴别价值
7.
(2) difficult prop (supporting) management, much resource loss and low recovery;
(2) 支柱(护)管理困难，资源损失多，回采率低；
8.
The Study of Human Resource Management Problems and Countermeasures for TS Company;
TS公司人力资源管理面临的困难及对策研究
9.
The Difficulties to Quantify Human Resources in Accountancy and Solutions;
我国人力资源会计计量的困难及其解决方式
10.
Effect of throat acupuncture treatment with eelectric needle on dysphagia
咽喉部穴位电针治疗脑源性吞咽困难40例
11.
Research on Application of Brain Natriuretic Peptide in Cardiac Dyspnea
脑钠肽诊断心源性呼吸困难的应用研究
12.
Clinical Study of Plasma BNP Levels in Differentiating Etiology of Dyspnea in the Elderly Patients
血浆BNP水平对老年人心源性和肺源性呼吸困难鉴别的临床研究
13.
We must recognize difficulties, analyse them and combat them.
我们要承认困难，分析困难，向困难作斗争。
14.
(b) The company is in payment difficulties.
（二） 出现支付困难。
15.
obviate dangers, difficulties, etc
排除危险、 困难等
16.
(informal) impressively difficult.
（非正式）令人难忘的困难。
17.
A hero is never put off by difficulties.
困难难不倒英雄汉。
18.
The search for new sources of energy has brought the danger of contamination
而对新能源的探索就难免会陷于放射性物质污染的困境，