Upgrader
质量改善装置；升级程序
✅ 同义词
🗣️ 情景例句
What do you do when he cries like that?
像他哭得这个样子该怎么办？
Some people believe in the Loch Ness monster.
有些人相信尼斯湖水怪是存在的。
The test finished. We began our holiday.
考试结束了，我们开始放假。