be reduced by

基本解释

That, in turn, allows the weight of the suspension system to be reduced by 25%.
這反過來使其懸掛系統重量減少了25%。
With this, the number of false positives can be reduced by measuring the degree of similarity between names.
通過用這種技術衡量姓名之間的相似程度，可以減少虛假數據。
Once the overall migration process -- including data, logic, and processes -- is completed, the cost of maintaining multiple data sources can be reduced by eliminating the legacy system(s).
在完成了全麪的遷移過程（包括數據、邏輯和流程）後，可以通過刪除遺畱系統來降低對多個數據源進行維護的成本。

Congress formed the committee. The committee proposed that tariffs be reduced by twenty percent.
A second goal is for the number of malaria cases and deaths to be reduced by fifty percent or more from the number reported in two thousand.
That force is scheduled to be reduced from nearly by next October,and to zero by the end of 2011, although Secretary Gates said Friday there could be a follow-on agreement for some U.S.troops to stay, particularly elements of the Air Force.

Gun violence could be reduced by educating gun owners or by restricting the sale of ammunition.
ECONOMIST: Bullet points