您要查找的是不是：
- Legislation will be difficult and take time. 立法将是困难而又费时的。
- The system determines the size and distribution of the agglomerate. 这个系统确定凝聚的大小和分布。
- This is difficult and I need enlightenment. 这很难，我需要指点。
- This is a difficult and complicated case. 这是个疑难病症。
- Scaling up these systems is difficult and costly. 对这些系统进行提升是困难且费钱的。
- The species and distribution of Agropyron. 冰草属牧草的种类与分布.
- It was a difficult and roundabout trip. 这是一次艰难而曲折的旅行。
- Population density and distribution. 人口密度与分布。
- Legislation will be difficult and will take time. 立法既费力又耗时。
- These were difficult and unsettled times. 那是个艰难而动荡的时期。
- Dares to challenge difficult and. 能吃苦,勇于挑战困难与自我。
- Food production and distribution are vital to society. 粮食的生产和销售是社会的命脉。
- B: Because it's difficult and boring. 因为它难学又枯燥。
- It's difficult and expensive work. 这可是既费力又费钱的工作。
- Your duties include checking the post and distributing it. 你的职责是检查和发送邮件。
- The style is difficult and dull. 文笔艰涩无味。
- The work is difficult and endless. 工作很难而且做也做不完。
- The associated transmission and distribution systems are wholly owned by CLP. 有关的输电及配电系统由中电全资拥有。
- Configure Publishing, Subscribers, and Distribution... 配置发布、订阅服务器和分发内容...
- The Axor is for medium-duty long haulage and distribution. Axor系列载重车面向公路运输和中、重负荷物流配送。
