Dcd
[计] 数据载波检测
🗣️ 情景例句
She exchanged a few words with the foreigner.
她和那个外国人交谈了几句。
I meet the boy whose aunt is a secretary.
我遇到那个男孩的姑妈是秘书。
I know that one of the towers is on the top of a hill, but the rest of the buildings are easy to get to.
我知道其中有个塔在山上，但其余的建筑物都并不难上。