1. fall flat : 失败；
2. on the flat : 在纸上, 平面图的；
形容词
副词
不及物动词
名词
1. (一间)公寓;(一套)单元房
A flat is a set of rooms for living in, usually on one floor and part of a larger building. A flat usually includes a kitchen and bathroom.
1. a suite of rooms usually on one floor of an apartment house
Synonym: apartment
2. scenery consisting of a wooden frame covered with painted canvas
part of a stage setting
3. a deflated pneumatic tire
Synonym: flat tire
4. a shallow box in which seedlings are started
5. freight car without permanent sides or roof
6. a musical notation indicating one half step lower than the note named
7. a level tract of land
e.g. the salt flats of Utah