English
ZH
TH
VI
EN
DE
ES
IT
FR
TH-EN
ES-EN
IT-EN
FR-EN
con lắc
pendulum
das Pendel
pendulum
Lesson
Eng
Picture
L094 P3840
pendulum
Vie
Deu
Northern Pronunciation
Goethebuch
English
Oxford3000 Italian
GLOSSIKA Italian
pendulum
Oxford3000Ten
pendulum
GLOSSIKA
con lắc 
pendulum