loud的副词是：loudly；
loudly：adv.大声地，响亮地。
The audience laughed loudly at the joke.
观众听到这笑话大笑起来。
Seagulls followed the boat, crying loudly.
海鸥追随着那条船，高声鸣叫着。
I was banging so loudly I'm amazed they didn't hear me.
我把门敲得砰砰响。真奇怪，他们居然没有听见。
The shop bell jangled loudly.
商店的`钟发出丁零当啷的巨大响声。
The doorbell buzzed loudly.
门铃蜂鸣声大作。
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