Firming
vt.& vi. 使坚固（firm的现在分词形式）
🗣️ 情景例句
I just received your letter and I want to let you know my opinion on your plans for the future.
来信已收到，我想告诉你我对你将来打算的看法。
I played card this afternoon.
我今天下午在打牌。
I regretted saying it almost at once.
但马上又后悔说了这话。