Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
Russian
G
o
o
g
l
e
|
Forvo
|
+
to phrases
down-the-hole
dril.
下井
earth.sc.
井下
;
井底
tech.
潜孔
down -the-hole
:
29 phrases
in 8 subjects
Drilling
3
Earth sciences
1
Engineering geology
1
Explosives and Explosive Ordnance Disposal
6
General
1
Hydroelectric power stations
2
Oil / petroleum
5
Technology
10
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips