If you need anything, day or night, just give me a call.
如果你需要什么东西,不管是白天还是晚上,只要打电话给我就行。
I'm going to lend her two cans.
我要借给她两罐。
would be like trying to meet a friend in London without a pre-arranged rendezvous and absurdly wandering the streets in the hope of a chance encounter.