burdensome task ; heavy task
他被强加了繁重的任务。
He was saddled a hard task on.
youdao
指定项目中每个文件的属性是一项繁重的任务。
Specifying the properties for each file in a project is a burdensome task.
如你所见，使用JDK Cipher是一项相当繁重的任务。
As you can see, working with JDK Ciphers is quite a cumbersome task.
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