2 sentences

1. 皇族成员在重要的礼仪场合必须出席。

   huáng​zú chéng​yuán zài zhòng​yào de lǐ​yí chǎng​hé bì​xū chū​xí.

   Members of the royal family must attend important ceremonial occasions.

   Source: Dong Chinese Dictionary

2. 姆师在古代宫廷中负责教导年幼的皇族礼仪。

   mǔ​shī zài gǔ​dài gōng​tíng zhōng fù​zé jiào​dǎo nián​yòu de huáng​zú lǐ​yí.

   A governess in the ancient imperial court was responsible for teaching etiquette to young royalty.

   Source: Dong Chinese Dictionary