Upgrader
质量改善装置；升级程序
✅ 同义词
🗣️ 情景例句
That's very nice of you, but I really can't.
你太客气了，可我真的非走不可。
It's not the gay coat that makes the gentleman.
君子重德不重衣。
She wanted to borrow my radio.
她想要借我的收音机。