Void failed (Throwable e, a attachment) executes if the task fails to complete due to Throwable e.

void failed (Throwable e, a attachment)在任务由于Throwable e而失败时执行。

youdao

In this example, the task is to build an e-commerce application for a company whose primary business is selling manufactured goods to consumers.

在该例中，要完成的任务是要为一家公司构建电子商务应用程序，这家公司的主要业务是向客户销售工业制品。

youdao

One likely task is reading a file containing E-mail messages and extracting their headers and contents.

一个可能的任务是，读取包含电子邮件消息的文件，并提取它们的标题和内容。

youdao

The collaborative work of the EPA, General Services Administration (GSA), Council on Environmental Quality (CEQ) and the dozen additional agencies represented on the e-waste task force that developed the National Strategy over the past eight months is an example to all who manufacture and distribute electronic products.

WHITEHOUSE: Sprint Declares Commitment as E-waste Impacts Grow

Asian has formed a dedicated "e-Asean" task force headed by former Philippine foreign minister Rovert Romulo to oversee e-commerce progress in the region.

CNN: Asean, APEC move to boost e-commerce and bridge Asia's digital divide

The cases are being investigated by a task force named Project E-Pana.

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