1. It is customary to offer a drink or a snack to guests. 通常用饮料或小吃招待客人。
2. In the United States, it is not customary to telephone somenone very early in the morning. 在美国，人们不习惯在大清早给人打电话。
3. Church records show he was baptized on April 26, and three days was a customary amount of time to wait before baptizing a newly born baby. 教会记录显示，他于4月26日受洗，在为新生婴儿施洗之前，通常需要等待三天。
4. In the late Middle Ages, it was customary to scrape away the surface of the parchment with an abrasive, which completely wiped out any writing that was there. 在中世纪后期，人们习惯用磨料刮去羊皮纸的表面，把纸上的所有文字都擦得干干净净。
5. Customary royalties on commodities is about 12.5%, but in cases of highly desirable properties or where there is a great deal of disruption to one's home or property, the rate can be 25% or higher. 按惯例征收的商品使用费约为12.5%，但如果是非常理想的财产，或某人的房屋或财产遭到严重破坏，税率可达25%或更高。
