Well, at least I know you didn't lose it.至少我知道你沒丟

at least至少

A good cigarette will smoke at least ten minutes.

一支好煙至少可以抽10分鐘。

She may be slow but at least she's reliable.

她遲鈍是遲鈍，但無論如何她很可靠。

I-I can't really talk right now.我現在不方便說話

right now立刻；馬上；就在此刻

She's out do some shopping right now.

她現在出去買此東西。

Nobody raised any objection to my do it right now.

沒人反對我現在就做這件事。

I--I had no idea that he was gonna be here.我...我完全不知道他會在這兒

have no idea一點不知道； 聽也沒有聽過

I have no idea why he resigned his post.

我不知道他為何辭去他的職務。

I have no idea (as to) what you mean.

我一點兒也不明白你的意思。