1. The children keckled with delight as the clown performed his hilarious tricks.
孩子们因小丑表演滑稽的把戏而发出高兴的咯咯笑声。
2. The group of friends keckled uncontrollably at the funny scene in the movie.
朋友们在电影中有趣的场景中情不自禁地咯咯笑起来。