A tagged message also has the space overhead of allocating variable length data elements to store the retrieved data values.

带标记的消息还需要分配可变长度的数据元素来存储检索数据值而带来的空间开销。

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Given the runtime overhead in using a static local variable, it would be wise for you to avoid the feature in current designs.

由于运行库在使用静态局部变量时有开销，因此您最好避免在当前设计中使用该功能。

youdao

In the end, the design of variable-length tree resources naming is given to reduce control signaling overhead in carrier aggregation.

最后，在聚合后的资源标识方面，设计变长树型的资源标识方式，降低控制信令的开销。

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The plans for the motorway near Sheffield include variable mandatory speed limits displayed on overhead and verge-mounted signs to smooth traffic flow and reduce congestion said the agency.

BBC: M1 managed motorway ?150m plans on public view