2 sentences

1. 大象的长象牙非常珍贵。

   dà​xiàng de cháng xiàng​yá fēi​cháng zhēn​guì.

   An elephant's long tusks are very precious.

   Source: Dong Chinese Dictionary

2. 这件象牙雕刻作品小巧玲珑，令人爱不释手。

   zhè jiàn xiàng​yá diāo​kè zuò​pǐn xiǎo​qiǎo líng​lóng, lìng​rén ài​bù​shì​shǒu.

   This ivory carving is small and exquisite, making it hard to put down.

   Source: Dong Chinese Dictionary