🧩 词语组成解析
n. 珀西瓦尔（男子名）
n. 洛厄尔（男子名, 等于Lovell）
🗣️ 情景例句
Building a city can be a disaster for the environment.
新建一个城市对于环境来说可能是一场灾难。
Pay somebody back in his own coin.
一报还一报。
It has to be tall because it is like a giant block and tackle,
井架必须很高，因为它像一个巨型滑轮组。