smacking sound
smacking lips
smacking good
smacking huge
A: What is that smacking noise?
A：那是什么拍打声？
B: It's just the children playing loudly.
B：只是孩子们在大声玩耍。
1) 拍击声
2) 极大的
3) 非常棒的
1. 拍打，重击
2. 极大的，极好的 (非正式)
present participle
1. making a loud, sharp noise by striking something
2. informal: very large or very good
Synonym: hitting, striking