Underground railroad
地下铁道
🧩 词语组成解析
🗣️ 情景例句
but, unfortunately,
但是， 很不幸，
Who knows not how to dissemble knows not how to live.
掩饰感情全不会，怎样生活必不知。
The house was dirty. They hadn't cleaned it for weeks.
房子很脏，他们好几个星期没打扫了。