by installment

基本解释

We shall reimburse you the total value of the entire equipment by installments in 4 years.
我们将在四年内向你方分歧偿付全部设备的总价。
If it is difficult to pay the damages in one single transaction, such damages may be paid by installments, provided that a guarantee is given.
一次性支付确有困难的，可以分期支付，但应当提供相应的担保。
Economically speaking, payment by installments makes a double-win between the buyer and the seller, and it stimulates industry and business to be prosperous.
经济上，分期付款买卖方式的出现形成了买方与卖方的“双赢”局面，刺激了工商业的繁荣发展；

You could buy a new handset outright, you could bring an unlocked device from whatever source, or you can buy your smartphone by installments.
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In Armour, homeowners who paid their sewer taxes in a lump sum sued after the city changed its method for collecting taxes and forgave any amounts owed by people who were paying in installments.
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