Upgrader
质量改善装置；升级程序
✅ 同义词
🗣️ 情景例句
We've got a forty-minute drive into the city.
我们还要开四十分钟的车到城里去。
She was so happy that she shed tears of delight.
她因为太幸福了，所以喜极而泣。
Education is one of the key words of our time.
教育是我们这个时代的关键词之一。