Fracking
n. 水力压裂
🗣️ 情景例句
I had a really bad day.
今天真是糟透了。
One never loses anything by politeness.
有礼貌对自己不会吃亏。
Computers have become smaller and smaller, more and more powerful and cheaper and cheaper.
计算机已经变得体积越来越小，功能越来越多，价格越来越低，