HSK 6
Correct

落成

/ luòchéng / 
Strokes

Definition

to complete a construction project

Example

As a Verb

(of a building, etc) be completed

1
Xīn
新
túshūguǎn
图书馆
yǐjīng
已经
luòchéng
落成
  
,
jī
几
tiān
天
hòu
后
jiùyào
就要
duì
对
gōngzhòng
公众
kāifàng
开放
  
。

The new library has been completed and will be open to the public in a few days.