safe and sound 平安【idiom】
例句：We were grateful as we reached there safe and sound.
packed in like sardines 很拥挤【idiom】
例句：It was packed in like sardines.
take a fancy 被吸引【idiom】
例句：We took a fancy to the famous singers on the gorgeous stage.
all ears 洗耳恭听【idiom】
例句：We were all ears when the singers were singing melodious songs.
bubbling with excitement 很开心【idiom】
whale of time 美好的时光【idiom】
例句：We were bubbling with excitement as we had whale of time there.