There may be many problems, but they can be reduced principally to two points.(问题虽多，但归纳起来主要有两点。)
It principally affects humans and monkeys, and is transmitted via the bite of Aedes mosquitoes.(该病主要影响人类和猴子，通过伊蚊叮咬传播。)
This is principally because the major export markets are slowing.(这最主要是因为主要出口市场越来越不景气。)
The Tunisian cultivated patrons in Europe, principally but not exclusively France.(突尼斯的主顾则在欧洲，以法国为主但不仅限于法国。)
This architecture allows applications to deal principally with data graphs and data objects.(此体系结构允许应用程序主要处理数据图和数据对象。)
The New Multilateralism will still depend principally on national leadership and cooperation.(新多边体系的建立仍将主要取决于各国领导层及其合作。)
We considered using an existing publishing system that principally supported the creation of blogs.(我们考虑使用一个现有的发布系统，它主要支持创建blog。)
There are principally two types of system - battery (electrical) and flywheel (mechanical).(现在该系统有两种主要的类型-电池(电子型)和飞轮(机械型)。)
Perls has found that in centenarians, it's principally genes that are the secret to extra years.(波尔斯发现，在那些百岁老人中，多活那些年的秘密主要在于基因。)
A critical consensus has appeared that Mary McCarthy will be remembered principally as an essayist rather than as a novelist.(一个批判性的共识已经出现，即玛丽·麦卡锡将作为散文家而不是小说家被人们记住。)
