起因 qǐ yīn 🔊 cause + Review this word Meanings qǐ yīn causea factor (leading to an effect) Its characters 起qǐto riseHSK 3因yīncauseHSK 6 In sentences Pinyin 这zhè场chǎng火灾huǒ zāi的de起因qǐ yīn是shì一个yī ge微波炉wēi bō lú。The cause of this fire was a microwave oven. #13906391