Understable
欠稳定的
🗣️ 情景例句
Matches.
火柴。
Take it easy.
别紧张。
I Know. That's a good idea! said Ann. But in England we still make tea in teapots.
“明白了。是个好主意！”安说，“但是在英国我们仍用茶壶泡茶。”