C (坑) 坑 keng1 
pit/ hole/ hollow/ entrap/ cheat/ bury alive 
1. Loch, Grube, Vertiefung, Einsenkung 2. Tunnel, Stollen 3.jn lebendig vergraben 4. jm eine Grube graben, jm eine Falle stellen, betrügen C (窟窿) 窟窿 ku1long
hollow/ hole/ cavity/ loophole/ flaw
Loch,Höhle,Hohlraum,Fehlbetrag, Schuld D (空洞) 空洞 kong1dong4
empty/ hollow/ shallow
leer,hohl,abstrakt,spekulativ, D (空話) 空话 kong1hua4
hollow words
leeres Gerede D (空心) 空心 kong1 xin1
hollow
hohl
Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.
空 空 empty, hollow, bare, deserted
心 心 heart / mind, intelligence / soul
from CC-CEDICT under a Creative Commons Attribution-Share Alike 3.0 License
D (空洞) 空洞 kong1dong4 empty/ hollow/ shallow leer,hohl,abstrakt,spekulativ, D (空話) 空话 kong1hua4
hollow words
leeres Gerede D (空心) 空心 kong1 xin1
hollow
hohl
Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.
空 空 empty, hollow, bare, deserted
心 心 heart / mind, intelligence / soul
from CC-CEDICT under a Creative Commons Attribution-Share Alike 3.0 License
D (空心) 空心 kong1 xin1 hollow hohl Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.
空 空 empty, hollow, bare, deserted 心 心 heart / mind, intelligence / soul from CC-CEDICT under a Creative Commons Attribution-Share Alike 3.0 License