You see studs on lots of London front doors.在伦敦，你能看到许多人家的大门上都装有饰钉。a leather jacket with studs on the back后背有饰钉的皮夹克Nowadays, smart studs practice safe sex.在今日, 聪明的性活跃者会选择安全的性....
Garrisons established to protect colonies acquired in the Spanish American War and kindred annexations.建立起卫戍部队以便保护在美西战争中占领的殖民地和兼并的西班牙领地.Britain’s oversea colonies英国的海外殖民地The caterpillars feed in large colonies.毛毛虫总是成群进食。...