2 sentences

1. 鸟类没有生殖器。

   niǎo​lèi méi​yǒu shēng​zhí​qì.

   Birds don't have genitals.

   Source: OpenSubtitles

2. 男性的主要生殖器包括睾丸和阴茎。

   nán​xìng de zhǔ​yào shēng​zhí​qì bāo​kuò gāo​wán hé yīn​jīng.

   The primary male reproductive organs include the testes and the penis.

   Source: Dong Chinese Dictionary