Sequentiality
序列性
🗣️ 情景例句
The Post Office aims to improve its quality of service.
邮局锐意改善服务质量。
He must have three more weeks of rest before he is released.
他在出院以前，还需要三周时间的静养。
Are you sure you can come by at nine?
你肯定你九点能来吗？