原级：bottleneck
1. He said certificates were still processed by hand which led to bottlenecks because it was time consuming and prone to human error.
2. Access to capital for energy efficiency and renewable energy projects may cause bottlenecks.
3. China suffers acute energy bottlenecks that force many factories to work around scheduled power cuts during the peak summer months.
4. Basing technical innovation on market demand and centering it on technologies to overcome development bottlenecks.
5. bottlenecks的反义词
5. Transportation bottlenecks are often seen as major impediments to the development of China's coal industry.
6. Supply bottlenecks within the United States also could push gasoline prices higher, even if crude oil prices stabilize.
7. Officials also said they plan to erect more electronic road signs to keep drivers informed of the latest traffic situations to reduce bottlenecks.
8. 911查询·英语单词
8. He said that the foreign exchange reserve should be invested in removing energy and resource bottlenecks that have hindered the country's development for so long.
9. bottlenecks
9. With the capital's traffic bottlenecks now the stuff of legend, the majority of streetwise residents still favour the underground network.
10. China is reviving up efforts to solve bottlenecks haunting the country's logistics industry, officials say.