生命周期 Traditional 生命週期 shēng mìng zhōu qī 🔊 life cycle + Keep this word Meanings shēng mìng zhōu qī 生命週期 life cycle Its characters 生shēngto growHSK 4命mìnglifeHSK 5周zhōuto make a circuitHSK 2期qīa period of timeHSK 4