2 sentences

1. 他撇下妻儿独自离开了。

   tā piē​xia qī'ér dú​zì lí​kāi le.

   He abandoned his wife and children and left alone.

   Source: Dong Chinese Dictionary

2. 为了工作，他不得不与妻儿长期分居两地。

   wèi​le gōng​zuò, tā bù​dé​bù yǔ qī'ér cháng​qī fēn​jū liǎng dì.

   For the sake of his work, he has had to live apart from his wife and children for a long time.

   Source: Dong Chinese Dictionary