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- Avoid daily, frequent irrigation cycles that promote foliar disease. 避免天天浇水，频繁浇水，否则将导致叶片疾病。
- Riots are of frequent occurrence in this province. 这省经常发生骚乱。
- He is a frequent visitor to our house. 他是我们家的常客。
- We used the money to set up an irrigation project. 我们把钱用在兴建灌溉工程上了。
- She was a frequent visitor to the gallery. 她经常参观这个美术馆。
- They are digging irrigation ditches. 他们在挖灌溉渠。
- This is the bar that harlots frequent. 这是个妓女们常出入的酒吧。
- John likes to frequent the bars. 约翰喜欢经常出入酒吧。
- The crops suffered from frequent blights. 农作物经常遭受病虫害。
- He suffers from frequent bouts of depression. 他患多发性抑郁症。
- His frequent hesitations annoyed the audience. 他三番五次欲言又止，听众已感到厌烦。
- Irrigation is needed to make crops grow in dry regions. 干旱地区需要灌溉才能使作物生长。
- There are frequent trains running between London and Brighton. 伦敦与布莱顿之间火车班次很多。
- Their frequent rows took the bloom off their marriage. 他们经常吵架，使得美满婚姻恶化。
- Irrigation is needed to make crops grow in dry area. 要使庄稼在乾旱地区生长就需灌溉。
- Have you any excuse to offer for frequent absence from collective practice? 你经常不参加集体训练有什么解释吗？
- Irrigation is needed to make crops grow in dry areas. 要使庄稼在乾旱地区生长就需灌溉。
- The factory is in frequent scarcity of raw materials. 这个工厂经常原料不足。
- Water is channelled through a series of irrigation canals. 把水引入一系列灌溉渠中。
- He used to frequent the town's bars and night-clubs. 他从前常去镇上的酒吧和夜总会。
