Unwired
无金属丝的, 无电线的
🗣️ 情景例句
Dear Allen.
亲爱的爱伦。
A good teacher should always avoid embarrassing his students.
一位好的教师无论何时都应该避免使学生感到难堪。
How are you getting on with your English lessons?
你的英语课学得怎么样了？