Keyframe
键架
🗣️ 情景例句
Learning foreigh languages should be fun.
学习外语应该是乐趣无穷的。
She changed into old clothes for the sake of comfort.
为了舒适，她换上了旧衣服。
We hope that the next negotiation will be the last one before signing the contract.
我们希望下一交谈判将是签订合同前的最后一轮谈判。