名詞 landau:

1. Soviet physicist who worked on low temperature physics (1908-1968)
   同義詞：Lev Davidovich Landau
2. a four-wheel covered carriage with a roof divided into two parts (front and back) that can be let down separately

lan.dau

n.（名詞）
A four-wheeled carriage with front and back passenger seats that face each other and a roof in two sections that can be lowered or detached.
雙排座活頂四輪馬車(chē)：一種四輪馬車(chē)，設(shè)有面對(duì)面的前后乘客座，兩部分的頂棚可以下降或脫卸
A style of automobile with a similar roof.
雙排座活頂轎車(chē)：有同樣的頂部的汽車(chē)

來(lái)源：
After Landau , a city of southwest Germany
源自 蘭道 ，德國(guó)西南一城市