n. 就职, 装设, 分期付款

installment \in*stall"ment\, instalment \in*stal"ment\, n.
1. The act of installing; installation.

Take oaths from all kings and magistrates at their
installment, to do impartial justice by law.
--Milton.

2. The seat in which one is placed. [Obs.]

The several chairs of order, look, you scour; . . .
Each fair installment, coat, and several crest
With loyal blazon, evermore be blest. --Shak.

3. A portion of a debt, or sum of money, which is divided
into portions that are made payable at different times;
that portion of a debt payed back in any one payment; as,
the next installment is due January first. Payment by
installment is payment by parts at different times, the
amounts and times being often definitely stipulated.
--Bouvier.
[1913 Webster +PJC]

4. a part of a broadcast serial. [WordNet sense 1]

Syn: episode.
[WordNet 1.5]

5. a part of a published serial. [WordNet sense 2]
[WordNet 1.5]