Gradebuilder
推拉推土机, 整坡机
🗣️ 情景例句
Since I retired,
自从我退休以后，
She will be amazed when she wakes up for dinner.
她要是在吃晚餐的时候醒来。必定会大吃一惊。
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。