● dur (hard)

Durable goods are products that do not quickly wear out.
耐久商品就是不會很快損壞的產品。

♦ able

● dur (hard)

For the duration of unemployment, the workers can apply for government relief.
在失業期間，工人們可申請政府的救助金。

♦ at[e] (make)
　ion (action)

● dur (hard)

The president claimed that he had signed his resignation under duress.
總裁宣稱他是在被脅迫的狀況下才在辭職書上簽字的。

♦ ess (state)

■ en (make)

According to a recent study done by some British researchers, men actually are able to endure pain better than women.
根據一項由幾位英國研究人員所做的研究，男人事實上比女人更能夠忍受疼痛。

● dur(e) (hard)

■ in (in)

The extreme violence in contemporary video games is merely the means developers use to connect with an audience already indurated by years of bloody action movies and televised war coverage.
當代電玩中的極端暴力只是開發者用來與已被多年來的血腥動作電影和電視對戰爭的報導訓練成無感知觀象做連結的手段。

● dur (hard)

♦ ate (make)

以上內容出自：

 王復國 老師

 《理解核心字源》