Dbr
abbr. double book rack 双层书架
🗣️ 情景例句
Out with it!
说出来吧！
He who fears being conquered is sure of defeat.
怕吃败仗的就要打败仗。
These ocean waves are among the earth's most complicated natural phenomena,
这些海浪属于地球上最复杂的自然现象。