Correct

落槌

/ luò chuí / 
Strokes

Example

As a Verb

wind up a deal

1
Luòchuíjià
落槌价

closing bid

As a Verb

wrap up; wind up

2
Zhè
这
cì
次
pāimàihuì
拍卖会
yǐ
已
yú
于
zuórì
昨日
luòchuí
落槌
  
。

The auction wound up yesterday.