由于

由於

yóuyú

preposition HSK 3 #1,769

Meanings

由于天气原因，航班取消了。

Yóuyú tiānqì yuányīn, hángbān qǔxiāo le.

Due to weather, the flight was cancelled.

由于工作太忙，他没去。

Yóuyú gōngzuò tài máng, tā méi qù.

Because he was too busy with work, he didn't go.

由于时间有限，我们不能等了。

Yóuyú shíjiān yǒuxiàn, wǒmen bùnéng děng le.

Due to limited time, we can't wait any longer.

grammar

由于 is more formal than 因为 (because). 由于 is typically used at the beginning of a sentence and often followed by a comma. 因为 is more conversational.

由 yóu

于 yú