You have two choices to support more complex services.
支持更复杂的服务有两种方法。
Some complex services require a more interactive exchange with a client.
一些复杂的服务需要和客户端进行更多的交互。
Services are complex on all levels.
在所有层面，服务都很复杂。
The client sells very complex software programs and services.
这个顾客销售非常复杂的软件项目和服务。
Providing disaster mental health services is complex.
灾难心理健康服务的提供是复杂的。
Providing disaster mental health services is complex.
灾难心理健康服务的提供是复杂的。
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