jī | to amass/to accumulate/to store/measured quantity (such as area of volume)/product (the result of multiplication)/to integrate (math.)/to solve (or integrate) an ordinary differential equation (math.)/old/long-standing |

积 | to amass to accumulate to store |

积不相能 | always at loggerheads (idiom); never able to agree with sb unable to get on with sb |

积久 | accumulate |

积习 | old habit (usually bad) inbred custom deep-rooted practice |

积习成俗 | accumulated habits become custom |

积习难改 | old habits are hard to change (idiom); It is hard to throw off ingrained habits. |

积于忽微 | to accumulate tiny quantities (idiom) |

积云 | cumulus heap cloud |

积储 | store up |

积冰 | ice accretion |

积分 | integral (calculus) accumulated points (in sports, at school etc) total credits earned by student |

积分仪 | integraph; integrator; integrating accelerometer; totalizing instrument |

积分变换 | integral transform (math.) |

积分器 | integrator; integraph; integrating meter; digital integrator; intergrator; integrating instrument; integrating device |

积分学 | integral calculus |

积分常数 | constant of integration (math.) |

积分方程 | integral equation (math.) |

积分榜 | table of scores (in exams or sports league) |

积分法 | integral method; integration; integration method |

积劳成疾 | accumulate work causes sickness (idiom); to fall ill from constant overwork |