n.

1. 柠檬[C][U]
2. 柠檬树[C]
3. 柠檬汁[U]
   She drank a glass of lemon.

   她喝了一杯柠檬汁。

4. 柠檬色，淡黄色[U]
5. 【俚】令人讨厌的人（或物）；瑕疵品；无价值的东西[C]
   That Chevy was a real lemon; it was fixed more often than it was driven.

   那辆雪佛莱车真是部破车，进厂修理的时间比开车的时间还长。

   Their new car turned out to be a lemon.

   他们的新车根本就是劣货。

a.

1. 含柠檬的；柠檬味的；柠檬色的

n.

1. a pale yellow oval citrus fruit with thick skin and fragrant, acidic juice.
   ▸a drink made from or flavoured with lemon juice.
2. the evergreen citrus tree which produces lemons. [Citrus limon.]
3. a pale yellow colour.
4. informal an unsatisfactory person or thing.