at this (或 that) rate

used to introduce the prediction of a particular unwelcome eventuality should things continue as they are or if a certain assumption is true

照這（或那）種情形，既然如此（或那樣）

at this rate, I won't have a job to go back to.

這樣的話，我就沒有工作可干了。

at any rate

Whatever the case may be.

無論如何：無論情況是什么

At least.

至少