Refrainment
节制
🗣️ 情景例句
This great news, I'm happy to hear it.
很高兴能听到这么棒的消息。
I got your back.
放心！
In 1929, three years after his flight over the North Pole, the American explorer, R.E.Byrd, successfully flew over the South Pole for the first time.
美国探险家 R。伯德在飞越北极3年之后，于1929年第一次飞越了南极。