Underground railroad
地下铁道
🧩 词语组成解析
🗣️ 情景例句
If you're under twenty-one years of age ...
如果你还不到二十一岁……
Love me, love my dog.
爱屋及乌。
Perhaps it will suffice to mention the nuclear bomb.
也许提一下核弹就足以说明了。