3 sentences

1. 他在公司里身居高位，责任重大。

   tā zài gōng​sī lǐ shēn​jū gāo​wèi, zé​rèn zhòng​dà.

   He holds a high position in the company and has great responsibilities.

   Source: Dong Chinese Dictionary

2. 目前股市处于高位，投资需要谨慎。

   mù​qián gǔ​shì chǔ​yú gāo​wèi, tóu​zī xū​yào jǐn​shèn.

   The stock market is currently at a high level, so investment requires caution.

   Source: Dong Chinese Dictionary

3. 请把这些易碎物品放在货架的高位，别让孩子碰到。

   qǐng bǎ zhè​xiē yì suì wù​pǐn fàng zài huò​jià de gāo​wèi, bié ràng hái​zi pèng​dào.

   Please place these fragile items on a high shelf out of children's reach.

   Source: Dong Chinese Dictionary