This section will be used to discuss the Unknown Contacts and the Per Account Notifications, as well as, some of the other background features provided by the Advanced System Prefs patches.
这个章节将用来讨论未知联系人和通过账号的信息通知，不仅如此，还会有一些高级系统配置系列补丁后台支持功能。
Background the comparative efficacy and safety of infliximab and azathioprine therapy alone or in combination for Crohn's disease are unknown.
背景在克罗恩病患者中，英夫利西单抗和硫唑嘌呤单药治疗或联合治疗的相对疗效和安全性尚未被了解。
The ancient buildings of Ming and Qing dynasties may be a vague picture the town leaves of its old times, still, its relevant background of human culture remains unknown.
依稀尚存的明清古建筑群是古镇留给世人真实可睹的旧日姿态，与其相关的人文背景并不被众人所知。
应用推荐