Pile-ups
n. 几辆车相撞( pile-up的复数形式 )
🧩 词语组成解析
不间断电源\\n[计] 不间断电源
🗣️ 情景例句
Yes, but I can't type very quickly.
有，但我打得不是很快。
They operated on him last night.
他们昨晚给他动手术了。
The hovercraft is particularly useful in large areas with poor communications such as Africa or Australia;
气垫船在非洲、澳大利亚等交通不发达地区特别有用。