Or, you can move dy to that side and express dy in terms of dx and dz, and so on.

或者把dy移到另一边，用dx和dz来表示dy，诸如此类。

youdao

So, instead of setting up the integral with bounds and integrating dx dy or dy dx or in polar coordinates, I'm just going to say, well, let's remember the definition of a center of mass.

那么我们将不会建立带上下限的积分，和积分dx, dy, dy, dx或者在极坐标做线积分，需要说，让我们回忆一下质心的定义。

youdao

You all know that when you do dy/dx, you're not supposed to cancel that d.

你们都知道 当你算dy/dx时,你不能把d约掉

耶鲁公开课 - 基础物理课程节选

Civil servants, she complains, remain loyal to the Dy clan.

ECONOMIST: The Philippines

The chapel closed for regular worship during the 1980s but a local group called the Friends of Hen Dy Cwrdd remained to raised money to try to and ensure the chapel could be preserved for future generations.

BBC: Historic Cefn Hengoed chapel set to re-open

Even if Miss Padaca sees out a full three-year term, she worries that Mr Dy's allies will paralyse her administration, paving the way for his return to power at the next election.

ECONOMIST: The Philippines