1·Mollie gave an uneasy little titter.
莫莉不自在地微微窃笑了一下。
—— 《柯林斯英汉双解大词典》
2·Mention sex therapy and most people will titter in embarrassment.
提到性疗法，许多人会尴尬地窃笑。
—— 《柯林斯英汉双解大词典》
3·This exchange makes professional philosophers titter, because their daily work is far removed from the production of sage utterances.
这样的交流让哲学家们窃笑，因为他们的日常工作远离了圣人般的说话方式。
4·"Doesn't she look weird!" Gudrun heard some girls titter behind her. And she could have killed them.
“她看起来是不是很奇怪！”，顾娟听见一些女孩在背地里窃笑。她真想杀了她们。