🗣️ 情景例句
She doesn't know we've changed hotels.
她不知道我们换了旅馆呀。
Which one is more convenient?
哪一个是比较方便的？
As the time and cost of making a chip drop to a few days and a few hundred dollars,
由于制造一块芯片的时间已缩短至几天，费用也只有几百美元，