处于低谷期英语怎么说

在英语中，处于低谷期可以用下列表达：
"in a slump" 意思是处于低谷期，例如：
"He's been in a slump lately and hasn't been performing as well at work."
他最近处于低谷期，在工作中表现不佳。
"having a rough patch" 意思是处于困难期，例如：
"I know things have been tough lately, but we'll get through this rough patch together."
我知道最近的情况很困难，但我们会一起度过这段困难期的。
"going through a rough time" 意思是处于困难期，例如：
"I know you're going through a rough time right now, but I'm here for you."
我知道你现在正处于困难期，但我在这里支持你。
这些表达都源于英语中的俚语，用来描述某个人或某些事情正处于困难的时期。