3 sentences

1. 他们在卢森堡。

   tā​men zài Lú​sēn​bǎo.

   They're in Luxembourg.

   Source: OpenSubtitles

2. 我住在卢森堡。

   wǒ zhù zài Lú​sēn​bǎo.

   I live in Luxembourg.

   Source: Tatoeba

3. 比荷卢三国经济联盟涵盖了比利时、荷兰与卢森堡。

   Bǐ Hé Lú sān guó jīng​jì lián​méng hán​gài le Bǐ​lì​shí, Hé​lán yǔ Lú​sēn​bǎo.

   The Benelux Economic Union covers Belgium, the Netherlands, and Luxembourg.

   Source: Dong Chinese Dictionary