HSK 5
因而
yīn’ér连
therefore; as a result; thus; and as a result, ...
路上很堵因而我们迟到了。
Lù shàng hěn dǔ yīn ér wǒ men chí dào le.
Traffic was heavy, so we were late.
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New in the HSK 3.0 word list at level 5.