baitu/radiology/experts, please advise

TSC查詢, 一月後收到移民局答複，

The processing of your petition/application has been delayed. All petitions/applications received by this Service are required to have routine security checks that are resulting in delays of the adjudication of petitions/applications. We can give no definite indication of when they will be completed.

該咋辦？寫信給議員？勞拉？