LingQライブラリの例文
関連のあるフレーズ
- Internet telephony
- internet telephony
- using free Internet telephony
- video telephony
- You can link up with friends or even language tutors using free Internet telephony
- Internet telephony networks
- free internet telephony
- internet telephony service provider
- telegraphy emile berliner in telephony and sound recording edward weston elihu thomson and nikola tesla in electric power
- emile berliner in telephony and sound recording
