便携式录音机（名词）

(noun) A large, portable radio and CD player that is quite powerful but still small enough to be carried on one shoulder. (NOTE: "boom" refers to the speakers'deeply resonant sound)

EXAMPLE: When he goes to the beach, my son always takes a boombox so he can listen to his favorite CDs.

去海滩时，我的儿子总是带着一台便携式录音机，听他最喜欢的CD。

bedroom community

近郊居住区

A residential area without industries or businesses that only serves as a pleasant place for people to live, but not work.

EXAMPLE: If they can afford it, many executives and their families prefer to live in bedroom communities outside the crowded large cities where they work.

只要有钱，很多经理和他们的家人都喜欢居住在他们工作的拥挤大城市外的近郊居住区。