“由于…所以…”
HSK 4
由于 + 原因 + 所以 + 结果
因果连词，书面语常用。
Examples
由于天气原因，所以航班延误。yóu yú tiān qì yuán yīn， suǒ yǐ háng bān yán wù。
The flight was delayed due to the weather.
由于准备充分，所以表现很好。yóu yú zhǔn bèi chōng fèn， suǒ yǐ biǎo xiàn hěn hǎo。
Thanks to full preparation, he performed very well.
由于人多，所以要早去。yóu yú rén duō， suǒ yǐ yào zǎo qù。
Since there will be many people, we need to go early.
