不是蛮热闹的吗..怎可以用吵形容

Isn't it busy? How come you can describe as being noisy?

It's only busy, Why it is described as noisy?

be described as [英汉航海大词典]
vt.被称作,被说成是
be described as [英汉化学大词典]
aux.被称作

noisy [简明英汉词典]
adj.吵杂的, 聒噪的
noisy [朗文英汉综合电脑词典]
【修】有噪声，有干扰
noisy [英汉化学大词典]
adj.有噪声的,有干扰的,吵闹的,不干扰的
noisy [英汉海运大词典]
有噪声的，有杂音的有干扰的
有噪声的，有噪音的，有杂声的，有杂音的有干扰的
有噪声的，有杂音的，有干扰的
有噪音的有杂声的，有噪声的，有杂音的有干扰的
noisy [英汉计算机大词典]
adj.有噪声的(有干扰的,吵闹的;n.吵闹的(嘈杂的,有噪声的)
noisy [英汉机械大词典]
n.有噪声的
noisy [英汉汽车大词典]
n.有噪声的
noisy [英汉心理学大词典]
喧闹
noisy [英汉冶金大词典]
n.有噪声的,有干扰的

It's quite busy, isn't it?
How come it is described as noisy?