a. full of or characterized by loud and nonmusical sounds
s. attracting attention by showiness or bright colors
a. 嘈杂的, 喧闹的
[机] 噪声的, 嘈杂的
1. The children are very noisy during playtime.
孩子们在玩耍时非常吵闹。
2. I can't concentrate on my work because of the noisy construction outside.
我无法集中精力工作，因为外面的施工太吵了。
3. Please be quiet; the baby is sleeping and doesn't like noisy sounds.
请安静点；宝宝正在睡觉，不喜欢吵闹的声音。