A：Let's get together this weekend.
咱们这个周末聚一聚吧。
B：Sounds good.
听起来不错。
注释：
a.get together 聚会
b.(It) Sounds good.
= (It) Sounds like a good idea.
(听起来不错。)
A: I'll treat you to dinner tonight.
(甲：今晚我请你吃饭。)
B: Sounds good.
= Sounds like a good idea.
(乙：听起来不错。)