4 sentences

1. 她对兰花过敏。

   tā duì lán​huā guò​mǐn.

   She's allergic to orchids.

   Source: OpenSubtitles

2. 兰花是中国传统文化中“四君子”之一。

   lán​huā shì Zhōng​guó chuán​tǒng wén​huà zhōng“ sì jūn​zǐ” zhī​yī.

   The orchid is one of the 'Four Gentlemen' in traditional Chinese culture.

   Source: Dong Chinese Dictionary

3. 这种罕见的兰花需要精心培植才能成活。

   zhè zhǒng hǎn​jiàn de lán​huā xū​yào jīng​xīn péi​zhí cái néng chéng​huó.

   This rare orchid requires careful cultivation to survive.

   Source: Dong Chinese Dictionary

4. 这种罕见的兰花在植物学分类上属于兰属。

   zhè zhǒng hǎn​jiàn de lán​huā zài zhí​wù​xué fēn​lèi shàng shǔ​yú lán​shǔ.

   This rare orchid belongs to the genus Cymbidium in botanical classification.

   Source: Dong Chinese Dictionary