Submultiplex
分路调制
🗣️ 情景例句
I suggest that you tear up the letter and start over again.
我建议你把信撕掉重新再写。
Not getting the job was a terrible disap-pointment.
得不到那份工作，叫人失望极了。
Yesterday, a pigeon carried the first message from Pinhurst to Silbury.
昨天，一只鸽子把第一封信从平赫特带到锡尔伯里。