🗣️ 情景例句
I know. I know.
我知道。我知道。
Just a minute and I'll see if there are any flights.
等一下，我来看看有没有班机。
many of them serious and senior scientists---- who dream of sending people to it.
其中的不少人是认真和资深的科学家，他们一直梦想着把人送上火星。