3 sentences for 洞 (dòng — thoroughly)

1. 这些只是空洞的话语。

   zhè​xiē zhǐ​shì kōng​dòng de huà​yǔ.

   These are only empty words.

   Source: CCMatrix

2. 她的音乐很空洞。

   tā de yīn​yuè hěn kōng​dòng.

   Her music is very hollow.

   Source: OpenSubtitles

3. 作为一名企业家，你真正需要的是洞察力。

   zuò​wéi yī​míng qǐ​yè​jiā, nǐ zhēn​zhèng xū​yào de shì dòng​chá​lì.

   As an entrepreneur, what you really need is insight.

   Source: CCMatrix