2 sentences for 歉 (qiàn — deficient)

1. 由于连续干旱，今年粮食歉收。

   yóu​yú lián​xù gān​hàn, jīn​nián liáng​shi qiàn shōu.

   Due to continuous drought, there is a crop failure this year.

   Source: Dong Chinese Dictionary

2. 古人通过观察星象的变化，来占得年成的丰歉。

   gǔ​rén tōng​guò guān​chá xīng​xiàng de biàn​huà, lái zhān dé nián​cheng de fēng qiàn.

   Ancient people predicted whether the year's harvest would be bountiful or poor by observing changes in the stars.

   Source: Dong Chinese Dictionary