Some solutions are more complex and include multiple line items (work items), while others involve only one item.

有些解决方案非常复杂并包含多个条目(工作项)，然而有些却仅仅包含一个条目。

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A robust iterative method suitable for the numerical simulation of vortex flows at high angles-of-attack is established based upon the multiple line-vortex model (MLVM).

基于多重线涡模型（MLVM），本文建立了一种计算机时少、收敛性强的适用于大迎角涡流势流数值模拟的迭代算法。

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If you have a more complex set of conditions and actions, you can use the multiple-line version.

如果具有一组更加复杂的条件和操作，则可以使用多行版本。

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Any delay in the multiple-line system will stop the line completely, while a delay in a single line might just delay one shopper.

WSJ: Find the Best Checkout Line

As OAK harvests gains produced by the seeds sown during the last crisis, we believe the shares should be rewarded with a higher multiple in line with its traditional peers.

FORBES: Oaktree Capital Trading At Acorn-Sized Price

For many people under the age of 50, Elizabeth Taylor was something of a punch line, known more for her multiple marriages, her perfume line and her friendship with Michael Jackson.

WSJ: Roger Ebert on Elizabeth Taylor