Backfiller
[机] 回填机
🗣️ 情景例句
This is more than I can take.
我再也受不了了。
He helps my father every day.
他每天都帮助我的父亲做事。
It effectively spread the disease all over the continent and drastically reduced the rabbit population.
蚊子把这种疾病扩散到整个澳洲大陆，效果甚佳，结果兔子的数目大为减少。